Home 1977 Summary
1976 spacecrafts 1978 spacecrafts
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The 147 spacecrafts launched in 1977 :
1) Kosmos 888 / Zenit-4MK 2) Meteor 2-2 3) Kosmos 889 / Zenit-2M 4) Kosmos 890 / Tsiklon
5) NATO 3B 6) Kosmos 891 / Vektor 7) IMEWS 7 / DSP 9 8) Soyuz 24
9) Kosmos 992 / Zenit-4MK 10) Molniya 2-17 11) Kosmos 893 / GVM DS-U2-IK 12) MS-T3 / Tansei-3
13) Kosmos 894 / Parus 14) Kosmos / Zenit-4MK 15) ETS 2 / Kiku 2 16) Kosmos 895 / Tselina-D
17) Kosmos 896 / Zenit-6 18) Kosmos 897 / Zenit-4MK 19) Palapa 2 20) Titan Samos 48 / KH-8 48 GAMBIT
21) Kosmos 898 / Zenit-2M 22) Subsatellite 23) Molniya 1-36 24) Kosmos 899 / Tselina-O
25) Kosmos 900 / AUOS-Z-R-O 26) Meteor 1-27 27) Kosmos 901 / DS-P1-I 18 28) Kosmos 902 / Zenit-4MK
29) Kosmos 903 / Oko 30) Kosmos 904 / Zenit-2M 31) GEOS 1 32) Kosmos 905 / Yantar'-2K 6
33) Kosmos 906 / Romb (ER763-4) 34) Molniya 3-7 35) Kosmos 907 / Zenit-4MK 36) DSCS 2-7
37) DSCS 2-8 38) Kosmos 908 / Zenit-4MK 39) Kosmos 909 / Lira 40) Kosmos 910 / IS
41) CANYON 7 42) Kosmos 911 / Sfera 43) Kosmos 912 / Zenit-4MKT (Fram) 44) Intelsat 4A F-4
45) Kosmos 913 / Romb 46) Kosmos 914 / Zenit-2M 47) Nauka 48) AMS 2 / Block 5D #2
49) Kosmos 915 / Zenit-4MK 50) Kosmos 916 / Zenit-4MT (Orion) 51) Kosmos 917 / Oko 52) GOES 2
53) D-2B Gamma / Signe 3 54) Kosmos 918 / IS 55) Kosmos 919 / DS-P1-I 19 56) Kosmos 920 / Zenit-4MK
57) NTS 2 58) Molniya 1-37 59) Kosmos 921 / Tselina-D 60) Big Bird 13 / KH-9 13 HEXAGON
61) Meteor 1-28 62) Kosmos 922 / Zenit-2M 63) Kosmos 923 / Strela-2 64) Kosmos 924 / Tselina-OK
65) Kosmos 925 / Tselina-D 66) Kosmos 926 / Tsikada 67) Kosmos 927 / Zenit-4MKM 68) Kosmos 928 / Parus
69) GMS 1 / Himawari 1 70) Kosmos 929 (TKS) 71) Kosmos 930 / Vektor 72) Kosmos 931 / Oko
73) Kosmos 932 / Zenit-4MKM 74) Kosmos 933 / Vektor 75) Raduga 3 76) Kosmos 934 / Zenit-6
77) Kosmos 935 / Zenit-2M 78) Kosmos 936 / Bion 4 79) Kosmos (TKS) 80) Kosmos (TKS)
81) Kosmos / Zenit-4MKM 82) HEAO 1 83) Voyager 2 84) Kosmos 937 / US-P
85) Kosmos 938 / Zenit-4MKM 86) Kosmos 939 / Strela-1M 87) Kosmos 940 / Strela-1M 88) Kosmos 941 / Strela-1M
89) Kosmos 942 / Strela-1M 90) Kosmos 943 / Strela-1M 91) Kosmos 944 / Strela-1M 92) Kosmos 945 / Strela-1M
93) Kosmos 946 / Strela-1M 94) Sirio 1 95) Kosmos 947 / Zenit-2M 96) Molniya 1-38
97) Kosmos 948 / Zenit-4MKT (Fram) 98) Voyager 1 99) Kosmos 949 / Yantar'-2K 7 100) Kosmos 950 / Zenit-2M
101) Kosmos 951 / Parus 102) OTS A 103) Kosmos 952 / US-A 104) Kosmos 953 / Zenit-4MKM
105) Kosmos 954 / US-A 106) Kosmos 955 / Tselina-D 107) Ekran 2 108) Prognoz 6
109) Titan Samos 49 / KH-8 49 GAMBIT 110) Kosmos 956 / Tselina-D / 111) Interkosmos 17 112) Salyut 6
113) Intelsat 4A 4 114) Kosmos 957 / Zenit-4MKM 115) Soyuz 25 116) Kosmos 958 / Zenit-6
117) Kosmos 959 / Lira 118) ISEE 1 119) ISEE 2 120) Kosmos 960 / Tselina-O
121) Kosmos 961 / IS 122) Molniya 3-8 123) Transat O-11 /  NNS O-11 124) Kosmos 962 / Tsiklon
125) Meteosat 1 126) Kosmos 963 / Sfera 127) Kosmos / Tsikada? 128) Kosmos 964 / Zenit-4MKM
129) Kosmos 965 / Romb 130) NOSS 2 / PARCAE 2 131) SSU 4 132) SSU 5
133) SSU 6 134) Soyuz 26 135) Rhyolite RH-3 / AQUACADE 3 136) Kosmos 966 / Zenit-2M
137) Nauka 138) Kosmos 967 / Lira 139) Meteor 2-3 140) CS 1 / Sakura
141) Kosmos 968 / Strela-2 142) Kosmos 969 / Zenit-4MKM 143) Kosmos 970 / IS 144) Kosmos 971 / Parus
145) Kosmos 972 / Tselina GVM 146) Kosmos 973 / Zenit-2M 147) Nauka
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Spacecraft Entries
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Kosmos 888
Spacecraft:  Zenit-4MK
Numbers: 1977 payload #1 ; 1977-001A ; 2401st spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 6 January 1977 at 9h50 UTC, from Baikonur Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Meteor 2-2
Spacecraft: 
Numbers: 1977 payload #2 ; 1977-002A ; 2402nd spacecraft.
Type: Meteorology
Sponsor: Soviet Union
Launch: 7 January 1977 at 23h16 UTC, from Plesetsk Cosmodrome, by an A-1/"Vostok" (8A92M).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 889
Spacecraft:  Zenit-2M
Numbers: 1977 payload #3 ; 1977-003A ; 2403rd spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 20 January 1977 at 8h38 UTC, from Baikonur Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 890
Spacecraft:  Tsiklon
Numbers: 1977 payload #4 ; 1977-004A ; 2404th spacecraft.
Type: Navigation
Sponsor: Soviet Union's Defense ministry
Launch: 20 January 1977 at 20h09 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53719-155).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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NATO 3B
Spacecraft: 
Numbers: 1977 payload #5 ; 1977-005A ; 2405th spacecraft.
Type: Communications
Sponsor: NATO
Launch: 28 January 1977 at 0h49 UTC, from Cape Canaveral's LC-17A, by a Delta 2914 (Delta 2914 613 / Delta 128).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 891
Spacecraft:  Vektor
Numbers: 1977 payload #6 ; 1977-006A ; 2406th spacecraft.
Type: Radar calibration
Sponsor: Soviet Union's Defense ministry
Launch: 2 February 1977 at 12h28 UTC, from Plesetsk Cosmodrome's LC-132/2, by a Kosmos C-1 (11K65M 53746-306).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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IMEWS 7 / DSP 9
Spacecraft:  DSP F7
Numbers: 1977 payload #7 ; 1977-007A ; 2407th spacecraft.
Type: Missile early warning
Sponsor: U.S. Air Force
Launch: 6 February 1977 at 6h00 UTC, from Cape Canaveral Air Force Base's LC-40, by a Titan 3C (23C-5).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ; DSP, A Pictorial ;
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Soyuz 24
Spacecraft:  Soyuz 7K-T(A9) No. 66
Numbers: 1977 payload #8 ; 1977-008A ; 2408th spacecraft.
Type: Piloted spacecraft
Sponsor: Soviet Union's Defense ministry
Launch: 7 February 1977 at 16h12 UTC, from Baikonur Cosmodrome's LC-1, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 992
Spacecraft:  Zenit-4MK
Numbers: 1977 payload #9 ; 1977-009A ; 2409th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 9 February 1977 at 11h31 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Molniya 2-17
Spacecraft: 
Numbers: 1977 payload #10 ; 1977-010A ; 2410th spacecraft.
Type: Communications
Sponsor: Soviet Union
Launch: 11 February 1977 at 15h07 UTC, from Plesetsk Cosmodrome, by an A-2-e/"Molniya" (8K78M).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 893
Spacecraft:  GVM DS-U2-IK
Numbers: 1977 payload #11 ; 1977-011A ; 2411th spacecraft.
Type: Earth upper atmosphere studies (civil)
Sponsor: Soviet Union
Launch: 15 February 1977 at 11h00 UTC, from Plesetsk Cosmodrome's LC-132/2, by a Kosmos C-1 (11K65M 53721-261).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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MS-T3 / Tansei-3
Spacecraft: 
Numbers: 1977 payload #12 ; 1977-012A ; 2412th spacecraft.
Type: Technology
Sponsor: Japan's ISAS / Institute of Space and Aeronautical Science
Launch: 19 February 1977 at 9h15 UTC, from Kagoshima Space Center's M, by a Mu-3H (M-3H-1).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 894
Spacecraft:  Parus
Numbers: 1977 payload #13 ; 1977-013A ; 2413th spacecraft.
Type: Navigation
Sponsor: Soviet Union's Defense ministry
Launch: 21 February 1977 at 17h16 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 47182-428).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos
Spacecraft:  Zenit-4MK
Numbers: 1977 payload #14 ; 1977 1st loss ; 2414th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 22 February 1977, from Baikonur Cosmodrome's LC-31, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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ETS 2 / Kiku 2
Spacecraft: Engineering Test Satellite Type II (ETS II)
Numbers: 1977 payload #15 ; 1977-014A ; 2415th spacecraft.
Type: Technology
Sponsor: Japan's NASDA
Launch: 23 February 1977 at 8h50 UTC, from Tanegashima Space Center's N, by a N-1 (N-3(F)).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 895
Spacecraft:  Tselina-D
Numbers: 1977 payload #16 ; 1977-015A ; 2416th spacecraft.
Type: Electronic intelligence
Sponsor: Soviet Union's Defense ministry
Launch: 27 February 1977 at 21h21 UTC, from Plesetsk Cosmodrome, by an A-1/"Vostok" (8A92M).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 896
Spacecraft:  Zenit-6
Numbers: 1977 payload #17 ; 1977-016A ; 2417th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 3 March 1977 at 10h33 UTC, from Plesetsk Cosmodrome's, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 897
Spacecraft:  Zenit-4MK
Numbers: 1977 payload #18 ; 1977-017A ; 2418th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 10 March 1977 at 11h02 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Palapa 2
Spacecraft:  Palapa A2
Numbers: 1977 payload #19 ; 1977-018A ; 2419th spacecraft.
Type: Communications
Sponsor: Indonesia
Launch: 10 March 1977 at 23h16 UTC, from Cape Canaveral's LC-17A, by a Delta 2914 (Delta 2914 612 / Delta 129).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Titan Samos 48 / KH-8 48 GAMBIT
Spacecraft:  OPS 4915
Numbers: 1977 payload #20 ; 1977-019A ; 2420th spacecraft.
Type: Reconnaissance
Sponsor: U.S. National Reconnaissance Office
Launch: 13 March 1977 at 18h41 UTC, from Vandenberg Air Force Base's SLC-4W, by a Titan 3B (24B-19 (3B-54) / Agena D).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 898
Spacecraft:  Zenit-2M
Numbers: 1977 payload #21 ; 1977-020A ; 2421st spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 17 March 1977 at 8h38 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Nauka?
Spacecraft: 
Numbers: 1977 payload #22 ; 1977-020D ; 2422nd spacecraft.
Type: Science & technology
Sponsor: Soviet Union's Defense ministry
Launch: 17 March 1977 at 8h38 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Molniya 1-36
Spacecraft: 
Numbers: 1977 payload #23 ; 1977-021A ; 2423th spacecraft.
Type: Communications
Sponsor: Soviet Union
Launch: 24 March 1977 at 12h00 UTC, from Plesetsk Cosmodrome, by an A-2-e/"Molniya" (8K78M).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 899
Spacecraft:  Tselina-O
Numbers: 1977 payload #24 ; 1977-022A ; 2424th spacecraft.
Type: Electronic intelligence
Sponsor: Soviet Union's Defense ministry
Launch: 25 March 1977 at 22h19 UTC, from Plesetsk Cosmodrome's LC-132/2, by a Kosmos C-1 (11K65M 53749-159).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 900
Spacecraft:  AUOS-Z-R-O
Numbers: 1977 payload #25 ; 1977-023A ; 2425th spacecraft.
Type: Space sciences
Sponsor: Soviet Union
Launch: 30 March 1977 at 23h02 UTC, from Plesetsk Cosmodrome's LC-132/2, by a Kosmos C-1 (11K65M 53749-168).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Meteor 1-27
Spacecraft:  Meteor-MV
Numbers: 1977 payload #26 ; 1977-024A ; 2426th spacecraft.
Type: Meteorology
Sponsor: Soviet Union
Launch: 5 April 1977 at 2h09 UTC, from Plesetsk Cosmodrome, by an A-1/"Vostok" (8A92M).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 901
Spacecraft:  DS-P1-I No. 18
Numbers: 1977 payload #27 ; 1977-025A ; 2427th spacecraft.
Type: Antimissile technologies
Sponsor: Soviet Union's Defense ministry
Launch: 5 April 1977 at 10h30 UTC, from Plesetsk Cosmodrome's LC-133/1, by a Kosmos B-1 (11K63).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 902
Spacecraft:  Zenit-4MK
Numbers: 1977 payload #28 ; 1977-026A ; 2428th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 7 April 1977 at 9h07 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 903
Spacecraft:  Oko
Numbers: 1977 payload #29 ; 1977-027A ; 2429th spacecraft.
Type: Missible early warning
Sponsor: Soviet Union's Defense ministry
Launch: 11 April 1977 at 1h38 UTC, from Plesetsk Cosmodrome, by an A-2-e/"Molniya" (8K78M).
Orbit:
Decayed: 2 August 2014.
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ; ITAR-TASS’ 2 Aug 14 ;
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Kosmos 904
Spacecraft:  Zenit-2M
Numbers: 1977 payload #30 ; 1977-028A ; 2430th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 20 April 1977 at 9h07 UTC, from Baikonur Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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GEOS 1
Spacecraft: 
Numbers: 1977 payload #31 ; 1977-029A ; 2431st spacecraft.
Type: Earth upper atmosphere studies 
Sponsor: ESA
Launch: 20 April 1977 at 10h15 UTC, from Cape Canaveral's LC-17B, by a Delta 2914 (Delta 2914 617 / Delta 130).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 905
Spacecraft:  Yantar'-2K No. 6
Numbers: 1977 payload #32 ; 1977-030A ; 2432nd spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 26 April 1977 at 14h52 UTC, from Plesetsk Cosmodrome's LC-43/3, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 906
Spacecraft:  Romb (ER763-4)
Numbers: 1977 payload #33 ; 1977-031A ; 2433rd spacecraft.
Type: Radar calibration
Sponsor: Soviet Union's Defense ministry
Launch: 27 April 1977 at 3h36 UTC, from Kapustin Yar Cosmodrome's LC-107/1, by a Kosmos C-1 (11K65M 53731-287).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Molniya 3-7
Spacecraft:  Molniya-3 No. 19
Numbers: 1977 payload #34 ; 1977-032A ; 2434th spacecraft.
Type: Communications
Sponsor: Soviet Union
Launch: 28 April 1977 at 9h10 UTC, from Plesetsk Cosmodrome's LC-43/4, by an A-2-e/"Molniya" (8K78M).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 907
Spacecraft: Zenit-4MK
Numbers: 1977 payload #35 ; 1977-033A ; 2435th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 5 May 1977 at 14h09 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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DSCS 2-7 / DSCS II C-7
Spacecraft:  OPS 9437
Numbers: 1977 payload #36 ; 1977-034A ; 2436th spacecraft.
Type: Communications
Sponsor: U.S. Air Force
Launch: 12 May 1977 at 14h26 UTC, from Cape Canaveral Air Force Base's LC-40, by a Titan 3C (Titan 23C-14, Transtage-32).
Orbit:
Decayed:
Mission: Retired 20 December 1981.
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ; Jonathan Space Report No. 495 ;
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DSCS 2-8 / DSCS II C-8
Spacecraft:  OPS 9438
Numbers: 1977 payload #37 ; 1977-034B ; 2437th spacecraft.
Type: Communications
Sponsor: U.S. Air Force
Launch: 12 May 1977 at 14h26 UTC, from Cape Canaveral Air Force Base's LC-40, by a Titan 3C (Titan 23C-14, Transtage-32).
Orbit:
Decayed:
Mission: Retired in February 1990.
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ; Jonathan Space Report No. 495 ;
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Kosmos 908
Spacecraft:  Zenit-4MK
Numbers: 1977 payload #38 ; 1977-035A ; 2438th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 17 May 1977 at 10h19 UTC, from Baikonur Cosmodrome's LC-132/2, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 909
Spacecraft:  Lira
Numbers: 1977 payload #39 ; 1977-036A ; 2439th spacecraft.
Type: Antisatellite technologies
Sponsor: Soviet Union's Defense ministry
Launch: 19 May 1977 at 16h33 UTC, from Plesetsk Cosmodrome's LC-90, by a Kosmos C-1 (11K65M 53791-156).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 910
Spacecraft:  IS
Numbers: 1977 payload #40 ; 1977-037A ; 2440th spacecraft.
Type: Antisatellite technologies
Sponsor: Soviet Union's Defense ministry
Launch: 23 May 1977 at 12h28 UTC, from Baikonur Cosmodome's LC-90, by a F-1/Tsyklon 2.
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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CANYON 7
Spacecraft:  OPS 9751 / Program 827's AFP-827 F7 (7507)
Numbers: 1977 payload #41 ; 1977-038A ; 2441st spacecraft.
Type: Signals intelligence
Sponsor: United States' NRO / National Reconnaissance Office
Launch: 23 May 1977 at 18h13 UTC, from Cape Canaveral's LC-13, by an Atlas-Agena D (Atlas SLV-3A 5507A / Agena D A 2807).
Orbit: Geostationary
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;  Jonathan Space Report No. 501 ;
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Kosmos 911
Spacecraft:  Sfera
Numbers: 1977 payload #42 ; 1977-039A ; 2442nd spacecraft.
Type: Geodesy
Sponsor: Soviet Union
Launch: 25 May 1977 at 11h02 UTC, from Plesetsk Cosmodrome's LC-132/2, by a Kosmos C-1 (11K65M 53799-163).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 912
Spacecraft:  Zenit-4MKT (Fram)
Numbers: 1977 payload #43 ; 1977-040A ; 2443rd spacecraft.
Type: Reconnaissance & Earth remote sensing
Sponsor: Soviet Union's Defense ministry
Launch: 26 May 1977 at 7h00 UTC, from Plesetsk Cosmodrome's LC-43/4, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Intelsat 4A F-4
Spacecraft: 
Numbers: 1977 payload #44 ; 1977-041A ; 2444th spacecraft.
Type: Communications
Sponsor: Intelsat
Launch: 26 May 1977 at 21h47 UTC, from Cape Canaveral's LC-36A, by a Atlas-Centaur (Atlas SLV-3D(R) AC-39 / Centaur D-1AR 5019).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
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Kosmos 913
Spacecraft:  Romb
Numbers: 1977 payload #45 ; 1977-042A ; 2445th spacecraft.
Type: Radar calibration
Sponsor: Soviet Union's Defense ministry
Launch: 31 May 1977 at 22h33 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53749-161).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 914
Spacecraft:  Zenit-2M
Numbers: 1977 payload #46 ; 1977-043A ; 2446th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 31 May 1977 at 7h40 UTC, from Baikonur Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Nauka
Spacecraft: 
Numbers: 1977 payload #47 ; 1977-043E ; 2447th spacecraft.
Type: Science & technology
Sponsor: Soviet Union's Defense ministry
Launch: 31 May 1977 at 7h40 UTC, from Baikonur Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
AMS 2 / Block 5D #2
Spacecraft:  DMSP 5D S-2
Numbers: 1977 payload #48 ; 1977-044A ; 2448th spacecraft.
Type: Meteorology
Sponsor: U.S. Air Force
Source : A, Parsch
Launch: 5 June 1977 at 2h59 UTC, from Vandenberg Air Force Base's SLC-10W, by a Thor-Burner (Thor DSV-2U 183).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 915
Spacecraft:  Zenit-4MK
Numbers: 1977 payload #49 ; 1977-045A ; 2449th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 8 June 1977 at 14h09 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 916
Spacecraft:  Zenit-4MT (Orion)
Numbers: 1977 payload #50 ; 1977-046A ; 2450th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 10 June 1977 at 8h09 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 917
Spacecraft:  Oko
Numbers: 1977 payload #51 ; 1977-047A ; 2451st spacecraft.
Type: Missible early warning
Sponsor: Soviet Union's Defense ministry
Launch: 16 June 1977 at 1h58 UTC, from Plesetsk Cosmodrome's LC-43/4, by an A-2-e/"Molniya" (8K78M).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
GOES 2
Spacecraft:  GOES B
Numbers: 1977 payload #52 ; 1977-048A ; 2452nd spacecraft.
Type: Meteorology
Sponsor: NOAA
Launch: 16 June 1977 at 10h51 UTC, from Cape Canaveral's LC-17B, by a Delta 2914 (Delta 2914 616 / Delta 131).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
D-2B Gamma / Signe 3
Spacecraft: 
Numbers: 1977 payload #53 ; 1977-049A ; 2453rd spacecraft.
Type: Earth upper atmosphere studies
Sponsor: Soviet Union +
Launch: 17 June 1977 at 3h55 UTC, from Kapustin Yar Cosmodrome's LC-107/1, by a Kosmos C-1 (11K65M 47182-422).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 918
Spacecraft:  IS
Numbers: 1977 payload #54 ; 1977-050A ; 2454th spacecraft.
Type: Antisatellite technologies
Sponsor: Soviet Union's Defense ministry
Launch: 17 June 1977 at 7h26 UTC, from Baikonur Cosmodrome's LC-90, by a F-1/Tsyklon 2.
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 919
Spacecraft:  DS-P1-I No. 19
Numbers: 1977 payload #55 ; 1977-051A ; 2455th spacecraft.
Type: Antimissile technologies
Sponsor: Soviet Union's Defense ministry
Launch: 18 June 1977 at 10h30 UTC, from Plesetsk Cosmodrome's LC-133/1, by a Kosmos B-1 (11K63).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 920
Spacecraft:  Zenit-4MK
Numbers: 1977 payload #56 ; 1977-052A ; 2456th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 22 June 1977 at 8h09 UTC, from Baikonur Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
NTS 2
Spacecraft: 
Numbers: 1977 payload #57 ; 1977-053A ; 2457th spacecraft.
Type: Navigation
Sponsor: U.S. Air Force
Launch: 23 June 1977 at 9h16 UTC, from Vandenberg Air Force Base's SLC-3W, by an Atlas F (65F / SGS-1).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Molniya 1-37
Spacecraft: 
Numbers: 1977 payload #58 ; 1977-054A ; 2458th spacecraft.
Type: Communications
Sponsor: Soviet Union
Launch: 24 June 1977 at 5h44 UTC, from Baikonur Cosmodrome,, by an A-2-e/"Molniya" (8K78M).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 921
Spacecraft:  Tselina-D / EPN 03.0380?
Numbers: 1977 payload #59 ; 1977-055A ; 2459th spacecraft.
Type: Electronic intelligence
Sponsor: Soviet Union
Launch: 24 June 1977 at 10h30 UTC, from Plesetsk Cosmodrome's LC-32/2, by a F-2/Tsyklon 3.
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Big Bird 13 / KH-9 13 HEXAGON
Spacecraft:  OPS 4800
Numbers: 1977 payload #60 ; 1977-056A ; 2460th spacecraft.
Type: Reconnaissance
Sponsor: U.S. National Reconnaissance Office
Launch: 27 June 1977 at 18h30 UTC, from Vandenberg Air Force Base's SLC-4E, by a Titan 3D (23D-17).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Meteor 1-28
Spacecraft:  Meteor-Priroda No. 2-2
Numbers: 1977 payload #61 ; 1977-057A ; 2461st spacecraft.
Type: Meteorology
Sponsor: Soviet Union
Launch: 29 June 1977 at 18h43 UTC, from Baikonur Cosmodrome's LC-31, by an A-1/"Vostok" (8A92M).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 922
Spacecraft:  Zenit-2M
Numbers: 1977 payload #62 ; 1977-058A ; 2462nd spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 30 June 1977 at 14h09 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 923
Spacecraft:  Strela-2
Numbers: 1977 payload #63 ; 1977-059A ; 2463rd spacecraft.
Type: Communications (store/dump)
Sponsor: Soviet Union's Defense ministry
Launch: 1st July 1977 at 12:00 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53749-162).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 924
Spacecraft:  Tselina-OK
Numbers: 1977 payload #64 ; 1977-060A ; 2464th spacecraft.
Type: Electronic intelligence
Sponsor: Soviet Union's Defense ministry
Launch: 5 July 1977 at 22h19 UTC, from Plesetsk Cosmodrome's LC-132/2, by a Kosmos C-1 (11K65M 53746-303).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 925
Spacecraft:  Tselina-D
Numbers: 1977 payload #65 ; 1977-061A ; 2465th spacecraft.
Type: Electronic intelligence
Sponsor: Soviet Union's Defense ministry
Launch: 7 July 1977 at 7h26 UTC, from Plesetsk Cosmodrome, by an A-1/"Vostok" (8A92M).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 926
Spacecraft:  Tsikada
Numbers: 1977 payload #66 ; 1977-062A ; 2466th spacecraft.
Type: Navigation (second generation)
Sponsor: Soviet Union's Defense ministry
Launch: 8 July 1977 at 17h31 UTC, from Plesetsk Cosmodrome, by a Kosmos C-1 (11K65M 53731-262).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 927
Spacecraft:  Zenit-4MKM
Numbers: 1977 payload #67 ; 1977-063A ; 2467th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 12 July 1977 at 9h07 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 928
Spacecraft:  Parus
Numbers: 1977 payload #68 ; 1977-064A ; 2468th spacecraft.
Type: Navigation
Sponsor: Soviet Union's Defense ministry
Launch: 13 July 1977 at 5h02 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53716-331).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
GMS 1 / Himawari 1
Spacecraft: 
Numbers: 1977 payload #69 ; 1977-065A ; 2469th spacecraft.
Type: Meteorology
Sponsor: Japan
Launch: 14 July 1977 at 10h39 UTC, from Cape Canaveral's LC-17B, by a Delta 2914 (Delta 2914 618 / Delta 132).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 929
Spacecraft:  TKS No. 16101
Numbers: 1977 payload #70 ; 1977-066A ; 2470th spacecraft.
Type: Piloted spacecraft test
Note: See : Dwayne A. Day's Apocrypha now redux: more space stories that just aren’t true
Sponsor: Soviet Union

TKS descent module at the Smisonian 
National Air and Space Museum
Launch: 17 July 1977 at 9h00 UTC, from Baikonur Cosmodrome's LC-81/24, by a D-1/Proton-K (8K82K 293-02).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 930
Spacecraft:  Vektor
Numbers: 1977 payload #71 ; 1977-067A ; 2471st spacecraft.
Type: Radar calibration
Sponsor: Soviet Union's Defense ministry
Launch: 19 July 1977 at 8h38 UTC, from Plesetsk Cosmodrome's LC-132/2, by a Kosmos C-1 (11K65M 53721-264).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 931
Spacecraft:  Oko
Numbers: 1977 payload #72 ; 1977-068A ; 2472nd spacecraft.
Type: Missible early warning
Sponsor: Soviet Union's Defense ministry
Launch: 20 July 1977 at 4h44 UTC, from Plesetsk Cosmodrome's LC-43/4, by an A-2-e/"Molniya" (8K78M).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 932
Spacecraft:  Zenit-4MKM
Numbers: 1977 payload #73 ; 1977-069A ; 2473rd spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 20 July 1977 at 7h40 UTC, from Baikonur Cosmdrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 933
Spacecraft:  Vektor
Numbers: 1977 payload #74 ; 1977-070A ; 2474th spacecraft.
Type: Radar calibration
Sponsor: Soviet Union's Defense ministry
Launch: 22 July 1977 at 10h04 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53731-267).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Raduga 3
Spacecraft:  Gran' No. 13L
Numbers: 1977 payload #75 ; 1977-071A ; 2475th spacecraft.
Type: Communications
Sponsor: Soviet Union
Launch: 24 July 1977 at 21h15 UTC, from Baikonur Cosmodrome's LC-200/40, by a D-1-e/Proton-K/DM (8K82K 291-01 / 11S86 7L).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 934
Spacecraft:  Zenit-6
Numbers: 1977 payload #76 ; 1977-072A ; 2476th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 27 July 1977 at 18h14 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 935
Spacecraft:  Zenit-2M
Numbers: 1977 payload #77 ; 1977-073A ; 2477th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 29 July 1977 at 8h09 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 936
Spacecraft:  Bion No. 4
Numbers: 1977 payload #78 ; 1977-074A ; 2478th spacecraft.
Type: Biology
Sponsor: Soviet Union
Launch: 3 August 1977 at 14h00 UTC, from Plesetsk Cosmdrome LC-43/3, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos
Spacecraft:  TKS VA No. 009A/P
Numbers: 1977 payload #79 ; 1977 2nd loss ; 2479th spacecraft.
Type: Piloted spacecraft test
Sponsor: Soviet Union
Launch: 4 August 1977 at 22h00 UTC, from Baikonur Cosmodrome's LC-81/24, by a D-1/Proton-K (8K82K 293-01).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos
Spacecraft:  TKS VA No. 009/P
Numbers: 1977 payload #80 ; 1977 3rd loss ; 2480th spacecraft.
Type: Piloted spacecraft test
Sponsor: Soviet Union
Launch: 4 August 1977 at 22h00 UTC, from Baikonur Cosmodrome's LC-81/24, by a D-1/Proton-K (8K82K 293-01).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos
Spacecraft:  Zenit-4MKM
Numbers: 1977 payload #81 ; 1977 4th loss ; 2481st spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 10 August 1977, from Baikonur Cosmodrome's LC-31, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
HEAO 1
Spacecraft:  HEAO A ; High Energy Astronomical Observatory
Numbers: 1977 payload #82 ; 1977-075A ; 2482nd spacecraft.
Type: Astronomy
Sponsor: NASA
Launch: 12 August 1977 at 6h39 UTC, from Cape Canaveral's LC-36B, by an Atlas-Centaur (Atlas SLV-3D(R) AC-45 / Centaur D-1AR 5025).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Voyager 2
Spacecraft:  Mariner Jupiter/Satum
Numbers: 1977 payload #83 ; 1977-076A ; 2483rd spacecraft.
Type: Outer planets probe
Sponsor: NASA

Source: NASA
Launch: 20 August 1977 at 14h29 UTC, from Cape Canaveral's LC-41, by a Titan 3E-Centaur (Titan TC-7 / Centaur D-1T E-7).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ;  NASA's 2010-2014 NASA News Releases ;
.
Kosmos 937
Spacecraft:  US-P
Numbers: 1977 payload #84 ; 1977-077A ; 2484th spacecraft.
Type: Ocean surveillance ("RORSAT")
Sponsor: Soviet Union's Defense ministry
Launch: 24 August 1977 at 7h12 UTC, from Baikonur Cosmodrome's LC-90, by a F-1/Tsyklon 2.
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 938
Spacecraft:  Zenit-4MKM
Numbers: 1977 payload #85 ; 1977-078A ; 2485th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 24 August 1977 at 14h38 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 939
Spacecraft:  Strela-1M
Numbers: 1977 payload #86 ; 1977-079A ; 2486th spacecraft.
Type: Communications (store/dump)
Sponsor: Soviet Union's Defense ministry
Launch: 24 August 1977 at 18h14 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53716-326).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 940
Spacecraft:  Strela-1M
Numbers: 1977 payload #87 ; 1977-079B ; 2487th spacecraft.
Type: Communications (store/dump)
Sponsor: Soviet Union's Defense ministry
Launch: 24 August 1977 at 18h14 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53716-326).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 941
Spacecraft:  Strela-1M
Numbers: 1977 payload #88 ; 1977-079C ; 2488th spacecraft.
Type: Communications (store/dump)
Sponsor: Soviet Union's Defense ministry
Launch: 24 August 1977 at 18h14 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53716-326).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 942
Spacecraft:  Strela-1M
Numbers: 1977 payload #89 ; 1977-079D ; 2489th spacecraft.
Type: Communications (store/dump)
Sponsor: Soviet Union's Defense ministry
Launch: 24 August 1977 at 18h14 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53716-326).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 943
Spacecraft:  Strela-1M
Numbers: 1977 payload #90 ; 1977-079E ; 2490th spacecraft.
Type: Communications (store/dump)
Sponsor: Soviet Union's Defense ministry
Launch: 24 August 1977 at 18h14 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53716-326).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 944
Spacecraft:  Strela-1M
Numbers: 1977 payload #91 ; 1977-079F ; 2491st spacecraft.
Type: Communications (store/dump)
Sponsor: Soviet Union's Defense ministry
Launch: 24 August 1977 at 18h14 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53716-326).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 945
Spacecraft:  Strela-1M
Numbers: 1977 payload #92 ; 1977-079G ; 2492nd spacecraft.
Type: Communications (store/dump)
Sponsor: Soviet Union's Defense ministry
Launch: 24 August 1977 at 18h14 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53716-326).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 946
Spacecraft:  Strela-1M
Numbers: 1977 payload #93 ; 1977-079H ; 2493rd spacecraft.
Type: Communications (store/dump)
Sponsor: Soviet Union's Defense ministry
Launch: 24 August 1977 at 18h14 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53716-326).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Sirio 1
Spacecraft:  Satellite Italiano Ricerca Industriale Orientata
Numbers: 1977 payload #94 ; 1977-080A ; 2494th spacecraft.
Type: Technology
Sponsor: Italy
Launch: 25 August 1977 at 23h49 UTC, from Cape Canaveral's LC-17B, by a Delta 2914 (Delta 2313 615 / Delta 133).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 947
Spacecraft:  Zenit-2M
Numbers: 1977 payload #95 ; 1977-081A ; 2495th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 27 August 1977 at 10h19 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Molniya 1-38
Spacecraft: 
Numbers: 1977 payload #96 ; 1977-082A ; 2496th spacecraft.
Type: Communications
Sponsor: Soviet Union
Launch: 30 August 1977 at 18h14 UTC, from Plesetsk Cosmodrome, by an A-2-e/"Molniya" (8K78M).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 948
Spacecraft:  Zenit-4MKT (Fram)
Numbers: 1977 payload #97 ; 1977-083A ; 2497th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 2 September 1977 at 9h00 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Voyager 1
Spacecraft:  Mariner Jupiter/Satum
Numbers: 1977 payload #98 ; 1977-084A ; 2498th spacecraft.
Type: Outer planets probe
Sponsor: NASA

Source: NASA

 
Launch: 5 September 1977 at 12h56 UTC, from Cape Canaveral's LC-41, by a Titan 3E-Centaur (Titan 3E TC-6 / Centaur D-1T E-6).
Orbit:
Decayed:
Mission:
     On 13 August 2006 at 21h13 UT, Voyager 1 reached 100 AU from the Sun. Pioneer 10 is at 91.2 AU, Voyager 2 is at 80.4 AU and Pioneer 11 at 70.4 AU.
Notes: On 22 April 1965, NASA selected three industrial firms with which to negotiate similar preliminary design contracts for a Voyager spacecraft to undertake unmanned scientific exploration of the planets: the Boeing Co., General Electric Co., and TRW Space Technology Labs. The three-month, fixed-price contracts would each be worth about $500,000.
Source: Jonathan McDowell's Master List (JSR 570) ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; Astronautics and Aeronautics 1965, p. 195 ; NASA's 2010-2014 NASA News Releases ;
.
Kosmos 949
Spacecraft:  Yantar'-2K No. 7
Numbers: 1977 payload #99 ; 1977-085A ; 2499th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 6 September 1977 at 17h31 UTC, from Plesetsk Cosmodrome's LC-43/3, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 950
Spacecraft:  Zenit-2M
Numbers: 1977 payload #100 ; 1977-086A ; 2500th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 13 September 1977 at 15h21 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 951
Spacecraft:  Parus
Numbers: 1977 payload #101 ; 1977-087A ; 2501st spacecraft.
Type: Navigation
Sponsor: Soviet Union's Defense ministry
Launch: 13 September 1977 at 19h55 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 65082-436).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
OTS A
Spacecraft: 
Numbers: 1977 payload #102 ; 1977 5th loss ; 2502nd spacecraft.
Type: Technology
Sponsor: ESA
Launch: 13 September 1977 at 23h31 UTC, from Cape Canaveral's LC-17A, by a Delta 3914 (Delta 3914 619 / Delta 134).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 952
Spacecraft: US-A
Numbers: 1977 payload #103 ; 1977-088B ; 2503th spacecraft.
Type: Ocean surveillance ("RORSAT")
Sponsor: Soviet Union's Defense ministry
Launch: 16 September 1977 at 14h24 UTC, from Baikonur Cosmodrome's LC-90, by a F-1/Tsyklon 2.
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 953
Spacecraft:  Zenit-4MKM
Numbers: 1977 payload #104 ; 1977-089A ; 2504th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 16 September 1977 at 14h38 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 954
Spacecraft:  US-A
Numbers: 1977 payload #105 ; 1977-090A ; 2505th spacecraft.
Type: Ocean surveillance ("RORSAT")
Sponsor: Soviet Union's Defense ministry
Launch: 18 September 1977 at 13h55 UTC, from Baikonur Cosmodrome's LC-90, by a F-1/Tsyklon 2.
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 955
Spacecraft:  Tselina-D
Numbers: 1977 payload #106 ; 1977-091A ; 2506th spacecraft.
Type: Electronic intelligence
Sponsor: Soviet Union's Defense ministry
Launch: 20 September 1977 at 1h12 UTC, from Plesetsk Cosmodrome, by an A-1/"Vostok" (8A92M).
Orbit:
Decayed: 7 September 2000
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ; Spacewarn No. 563 ;
.
Ekran 2
Spacecraft:  Ekran No. 12L
Numbers: 1977 payload #107 ; 1977-092A ; 2507th spacecraft.
Type: Communications
Sponsor: Soviet Union
Launch: 20 September 1977 at 17h28 UTC, from Baikonur Cosmodrome's LC-200/40, by a D-1-e/Proton-K/DM (8K82K 291-02 / 11S86).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Prognoz 6
Spacecraft:  SO-M No. 506
Numbers: 1977 payload #108 ; 1977-093A ; 2508th spacecraft.
Type: Earth upper atmosphere studies
Sponsor: Soviet Union
Launch: 22 September 1977 at 0h51 UTC, from Baikonur Cosmodrome's LC-31, by an A-2-e/"Molniya" (8K78M / SOL).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Titan Samos 49 / KH-8 49 GAMBIT
Spacecraft:  OPS 7471
Numbers: 1977 payload #109 ; 1977-094A ; 2509th spacecraft.
Type: Reconnaissance
Sponsor: U.S. National Reconnaissance Office
Launch: 23 September 1977 at 18h34 UTC, from Vandenberg Air Force Base's SLC-4W, by a Titan 3B (Titan 24B 24B-23 (3B-58) / Agena D).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 956
Spacecraft:  Tselina-D / GVM
Numbers: 1977 payload #110 ; 1977-095A ; 2510th spacecraft.
Type: Electronic intelligence
Sponsor: Soviet Union's Defense ministry
Launch: 24 September 1977 at 10h19 UTC, from Plesetsk Cosmodrome's LC-32/2, by a F-2/Tsyklon 3.
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Interkosmos 17
Spacecraft: AUOS-Z-R-IK
Numbers: 1977 payload #111 ; 1977-096A ; 2511th spacecraft.
Type: Space science
Sponsor: Soviet Union + East European countries
Launch: 24 September 1977 at 16h30 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53731-278).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Salyut 6
Spacecraft:  DOS 5 / 17K No. 125
Numbers: 1977 payload #112 ; 1977-097A ; 2512th spacecraft.
Type: Orbital space station
Sponsor: Soviet Union (Korolev's Design Bureau)
Launch: 29 September 1977 at 6h50 UTC, from Baikonur Cosmodrome's LC-81P, by a D-1/Proton-K (8K82K 295-01).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ; Jonathan Space Report No. 430 ;
.
Intelsat 4A 4
Spacecraft:  Intelsat IVA F5
Numbers: 1977 payload #113 ; 1977 6th loss ; 2513th spacecraft.
Type: Communications
Sponsor: Intelsat
Launch: 30 September 1977 at 1h02 UTC, from Cape Canaveral's LC-36A, by an Atlas-Centaur (Atlas SLV-3D(R) AC-43 / Centaur D-1AR 5701).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 957
Spacecraft:  Zenit-4MKM
Numbers: 1977 payload #114 ; 1977-098A ; 2514th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 30 September 1977 at 9h50 UTC, from Baikonur Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Soyuz 25
Spacecraft:  Soyuz 7K-T No. 42
Numbers: 1977 payload #115 ; 1977-099A ; 2515th spacecraft.
Type: Piloted spacecraft
Sponsor: Soviet Union (Korolev's Design Bureau)
Launch: 9 October 1977 at 2h40 UTC, from Baikonur Cosmodrome's LC-1, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 958
Spacecraft:  Zenit-6
Numbers: 1977 payload #116 ; 1977-100A ; 2516th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 11 October 1977 at 15h21 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 959
Spacecraft:  Lira
Numbers: 1977 payload #117 ; 1977-101A ; 2517th spacecraft.
Type: Antisatellite technologies
Sponsor: Soviet Union's Defense ministry
Launch: 21 October 1977 at 10h04 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53716-325).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
ISEE 1
Spacecraft:  ISEE A / International Sun-Earth Explorer 1
Numbers: 1977 payload #118 ; 1977-102A ; 2518th spacecraft.
Type: Earth-space studies
Sponsor: NASA
Launch: 22 October 1977 at 13h53 UTC, from Cape Canaveral's LC-17B, by a Delta 2914 (Delta 2914 623 / Delta 135).
Orbit:
Decayed: 1987.
Mission: End of operations: 26 September 1987.
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ; Jonathan Space Report No. 446 ;
.
ISEE 2
Spacecraft:  ISEE B / International Sun-Earth Explorer 2
Numbers: 1977 payload #119 ; 1977-102B ; 2519th spacecraft.
Type: Earth-space studies
Sponsor: NASA
Launch: 22 October 1977 at 13h53 UTC, from Cape Canaveral's LC-17B, by a Delta 2914 (Delta 2914 623 / Delta 135).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 960
Spacecraft:  Tselina-O
Numbers: 1977 payload #120 ; 1977-103A ; 2520th spacecraft.
Type: Electronic intelligence
Sponsor: Soviet Union's Defense ministry
Launch: 25 October 1977 at 5h31 UTC, from Plesetsk Cosmodrome's LC-132/1?, by a Kosmos C-1 (11K65M 53746-309).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 961
Spacecraft:  IS
Numbers: 1977 payload #121 ; 1977-104A ; 2521stspacecraft.
Type: Antisatellite technologies
Sponsor: Soviet Union's Defense ministry
Launch: 26 October 1977 at 5h16 UTC, from Baikonur Cosmodrome's LC-90, by a F-1/Tsyklon 2.
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Molniya 3-8
Spacecraft:  Molniya-3 No. 18
Numbers: 1977 payload #122 ; 1977-105A ; 2522nd spacecraft.
Type: Communications
Sponsor: Soviet Union
Launch: 28 October 1977 at 1h37 UTC, from Plesetsk Cosmodrome's LC-132/1, by an A-2-e/"Molniya" (8K78M).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Transat O-11 /  NNS O-11
Spacecraft: 
Numbers: 1977 payload #123 ; 1977-106A ; 2523rd spacecraft.
Type: Navigation
Sponsor: U.S. Navy
Launch: 28 October 1977 at 4h52 UTC, from Vandenberg Air Force Base's SLC-5, by a Scout D-1 (S200C).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 962
Spacecraft:  Tsiklon
Numbers: 1977 payload #124 ; 1977-107A ; 2524th spacecraft.
Type: Navigation
Sponsor: Soviet Union's Defense ministry
Launch: 28 October 1977 at 15h50 UTC, from Plesetsk Cosmodrome, by a Kosmos C-1 (11K65M 53768-313).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Meteosat 1
Spacecraft: 
Numbers: 1977 payload #125 ; 1977-108A ; 2525th spacecraft.
Type: Meteorology
Sponsor: ESA
Launch: 23 November 1977 at 1h35 UTC, from Cape Canaveral's LC-17A, by a Delta 2914 (Delta 2914 620 / Delta 136).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 963
Spacecraft:  Sfera
Numbers: 1977 payload #126 ; 1977-109A ; 2526th spacecraft.
Type: Geodesy
Sponsor: Soviet Union
Launch: 24 November 1977 at 14h24 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53746-302).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos
Spacecraft:  Tsikada?
Numbers: 1977 payload #127 ; 1977 7th loss ; 2527th spacecraft.
Type: Navigation (second generation)
Sponsor: Soviet Union's Defense ministry
Launch: 29 November 1977, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53721-265).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 964
Spacecraft:  Zenit-4MKM
Numbers: 1977 payload #128 ; 1977-110A ; 2528th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 4 December 1977 at 12h00 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 965
Spacecraft: Romb
Numbers: 1977 payload #129 ; 1977-111A ; 2529th spacecraft.
Type: Radar calibration
Sponsor: Soviet Union's Defense ministry
Launch: 8 December 1977 at 11h02 1977, from Plesetsk Cosmodrome's LC-132/2, by a Kosmos C-1 (11K65M 65068-308).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
NOSS 2 / PARCAE 2
Spacecraft:  OPS 8781
Numbers: 1977 payload #130 ; 1977-112A ; 2530th spacecraft.
Type: Ocean surveillance
Sponsor: U.S. Navy
Launch: 8 December 1977 at 17h45 UTC, from Vandenberg Air Force Base's SLC-3W, by an Atlas F / Star-37E.
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
SSU 4
Spacecraft:  SS 1
Numbers: 1977 payload #131 ; 1977-112D ; 2531st spacecraft.
Type: Ocean surveillance
Sponsor: U.S. Navy
Launch: 8 December 1977 at 17h45 UTC, from Vandenberg Air Force Base's SLC-3W, by an Atlas F / Star-37E.
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
SSU 5
Spacecraft:  SS 2
Numbers: 1977 payload #132 ; 1977-112E ; 2532nd spacecraft.
Type: Ocean surveillance
Sponsor: U.S. Navy
Launch: 8 December 1977 at 17h45 UTC, from Vandenberg Air Force Base's SLC-3W, by an Atlas F / Star-37E.
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
SSU 6
Spacecraft:  SS 3
Numbers: 1977 payload #133 ; 1977-112F ; 2533rd spacecraft.
Type: Ocean surveillance
Sponsor: U.S. Navy
Launch: 8 December 1977 at 17h45 UTC, from Vandenberg Air Force Base's SLC-3W, by an Atlas F / Star-37E.
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Soyuz 26
Spacecraft:  Soyuz 7K-T No. 43
Numbers: 1977 payload #134 ; 1977-113A ; 2534th spacecraft.
Type: Piloted spacecraft
Sponsor: Soviet Union (Korolev's Design Bureau)
Launch: 10 December 1977 at 1h19 UTC, from Baikonur Cosmodrome's LC-1, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Rhyolite RH-3 / AQUACADE 3
Spacecraft:  OPS 4258 (AFP-472)
Numbers: 1977 payload #135 ; 1977-114A ; 2535th spacecraft.
Type: Electronic intelligence
Sponsor: U.S. Air Force
Launch: 11 December 1977 at 22h45 UTC, from Cape Canaveral's LC-13, by an Atlas-Agena D (Atlas SLV-3A 5504A / Agena D A 1553).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 966
Spacecraft:  Zenit-2M
Numbers: 71977 payload #136 ; 1977-115A ; 2536th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 12 December 1977 at 9h50 UTC, from Baikonur Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Nauka
Spacecraft: 
Numbers: 1977 payload #137 ; 1977-115D ; 2537th spacecraft.
Type: Science & technology
Sponsor: Soviet Union's Defense ministry
Launch: 12 December 1977 at 9h50 UTC, from Baikonur Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 967
Spacecraft:  Lira
Numbers: 1977 payload #138 ; 1977-116A ; 2538th spacecraft.
Type: Antisatellite technologies
Sponsor: Soviet Union's Defense ministry
Launch: 13 December 1977 at 15h50 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53716-332).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Meteor 2-3
Spacecraft: 
Numbers: 1977 payload #139 ; 1977-117A ; 2539th spacecraft.
Type: Meteorology
Sponsor: Soviet Union
Launch: 14 December 1977 at 9h36 UTC, from Plesetsk Cosmodrome, by an A-1/"Vostok" (8A92M).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
CS 1 / Sakura
Spacecraft:  Communications Satellite for Experimental Purpose
Numbers: 1977 payload #140 ; 1977-118A ; 2540th spacecraft.
Type: Communications
Sponsor:
Launch: 15 December 1977 at 0h47 UTC, from Cape Canaveral's LC-17B, by a Delta 2914 (Delta 2914 624 / Delta 137).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 968
Spacecraft:  Strela-2
Numbers: 1977 payload #141 ; 1977-119A ; 2541st spacecraft.
Type: Communications (store/dump)
Sponsor: Soviet Union's Defense ministry
Launch: 16 December 1977 at 4h33 UTC, from Plesetsk Cosmodrome LC-132/1, by a Kosmos C-1 (11K65M 53746-305).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 969
Spacecraft: Zenit-4MKM
Numbers: 1977 payload #142 ; 1977-120A ; 2542nd spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 20 December 1977 at 15h50 UTC, from Plesetsk Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 970
Spacecraft:  IS
Numbers: 1977 payload #143 ; 1977-121A ; 2543rd spacecraft.
Type: Antisatellite technologies
Sponsor: Soviet Union's Defense ministry
Launch: 21 December 1977 at 10h33 UTC, from Baikonur Cosmodrome's LC-90, by a F-1/Tsyklon 2.
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 971
Spacecraft:  Parus
Numbers: 1977 payload #144 ; 1977-122A ; 2544th spacecraft.
Type: Navigation
Sponsor: Soviet Union's Defense ministry
Launch: 23 December 1977 at 16h19 UTC, from Plesetsk Cosmodrome's LC-132/1, by a Kosmos C-1 (11K65M 53716-322).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 972
Spacecraft:  Tselina GVM
Numbers: 1977 payload #145 ; 1977-123A ; 2545th spacecraft.
Type: Electronic intelligence
Sponsor: Soviet Union's Defense ministry
Launch: 27 December 1977 at 7h55 UTC, from Plesetsk Cosmodrome's LC-32/2, by a F-2/Tsyklon 3.
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Kosmos 973
Spacecraft:  Zenit-2M
Numbers: 1977 payload #146 ; 1977-124A ; 2546th spacecraft.
Type: Reconnaissance
Sponsor: Soviet Union's Defense ministry
Launch: 27 December 1977 at 9h21 UTC, from Baikonur Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
Nauka
Spacecraft:
Numbers: 1977 payload #147 ; 1977-124D ; 2547th spacecraft.
Type: Science & technology
Sponsor: Soviet Union's Defense ministry
Launch: 27 December 1977 at 9h21 UTC, from Baikonur Cosmodrome, by an A-2/Soyuz (11A511U).
Orbit:
Decayed:
Mission:
Source: Jonathan McDowell's Master List ; Mark Wade’s Encyclopedia Astronautica ; National Space Science Data Center's ; TRW Space Log ;
.
© Claude Lafleur, 2004-10 Mes sites web: claudelafleur.qc.ca