| Last Year | Manned Spaceflight Chronology Index | Next Year |
| Flight | Launch | Landing | Name | Country | Parameters | |
|---|---|---|---|---|---|---|
| Soyuz 24 (7K-T(A9) #66) |
February 7, 1977 (16:12 GMT) |
February 25, 1977 (09:38 GMT) |
Commander: Viktor Gorbatko (2nd Flight) (TsPK Detachment - Group 1) |
USSR | M | Perigee: 184.7 km Apogee: 346.2 km Inclination: 51.64° 285 orbits |
| Flight Engineer: Yuri Glazkov (1st Flight) (TsPK Detachment - Group 3) |
USSR | M | ||||
| Site-1 (Launch Pad 5) Baikonur Cosmodrome |
37 km NE of Arkalyk (51° N, 68° E) |
1st Backup Crew: Anatoli Berezovoy | USSR | M | Time 17 days 17 hours 26 minutes |
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| 1st Backup Crew: Mikhail Lisun | USSR | M | ||||
| Launch Vehicle Soyuz-U |
Docked with Salyut 5 February 8, 1977 (19:30 GMT) |
Undocked from Salyut 5 February 25, 1977 (06:21 GMT) |
2nd Backup Crew: Vladimir Kozelsky | USSR | M | |
| 2nd Backup Crew: Vladimir Preobrazhensky | USSR | M | ||||
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| ALT Flight 1 | June 18, 1977 Edwards Air Force Base, California |
Commander: Fred Haise (1st ALT Flight) (NASA Group 5) |
USA | M | Captive Carry Flight 1 The Space Shuttle Enterprise remained attached to its 747 carrier aircraft. The tail cone was attached. |
|
| Space Shuttle Enterprise (OV-101) |
Pilot: Gordon Fullerton (1st ALT Flight) (NASA Group 7) |
USA | M | |||
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| ALT Flight 2 | June 28, 1977 Edwards Air Force Base, California |
Commander: Joseph Engle (1st ALT Flight) (NASA Group 5) |
USA | M | Captive Carry Flight 2 The tail cone was attached |
|
| Space Shuttle Enterprise (OV-101) |
Pilot: Richard Truly (1st ALT Flight) (NASA Group 7) |
USA | M | |||
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| ALT Flight 3 | July 26, 1977 Edwards Air Force Base, California |
Commander: Fred Haise (2nd ALT Flight) (NASA Group 5) |
USA | M | Captive Carry Flight 3 The tail cone was attached |
|
| Space Shuttle Enterprise (OV-101) |
Pilot: Gordon Fullerton (2nd ALT Flight) (NASA Group 7) |
USA | M | |||
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| ALT Flight 4 | August 12, 1977 Edwards Air Force Base, California |
Commander: Fred Haise (3rd ALT Flight) (NASA Group 5) |
USA | M | Free Flight 1 Enterprise glided to a landing after separating from its 747 carrier aircraft. The tail cone was attached. |
|
| Space Shuttle Enterprise (OV-101) |
Pilot: Gordon Fullerton (3rd ALT Flight) (NASA Group 7) |
USA | M | |||
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| ALT Flight 5 | September 13, 1977 Edwards Air Force Base, California |
Commander: Joseph Engle (2nd ALT Flight) (NASA Group 5) |
USA | M | Free Flight 2 The tail cone was attached |
|
| Space Shuttle Enterprise (OV-101) |
Pilot: Richard Truly (2nd ALT Flight) (NASA Group 7) |
USA | M | |||
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| ALT Flight 6 | September 23, 1977 Edwards Air Force Base, California |
Commander: Fred Haise (4th ALT Flight) (NASA Group 5) |
USA | M | Free Flight 3 The tail cone was attached |
|
| Space Shuttle Enterprise (OV-101) |
Pilot: Gordon Fullerton (4th ALT Flight) (NASA Group 7) |
USA | M | |||
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| Salyut 6 (17K #125) |
September 29, 1977 (06:50 GMT) |
July 29, 1982 | Salyut 6 (Salyut DOS 5 space station) |
USSR | Perigee: 219 km Apogee: 275 km Inclination: 51.6° 27,785 orbits |
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| Launch Vehicle Proton-K #295-01 |
Site-81P (Launch Pad 24) Baikonur Cosmodrome |
Time 1,763 days |
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| Soyuz 25 (7K-T #42) |
October 9, 1977 (02:40 GMT) |
October 11, 1977 (03:25 GMT) |
Commander: Vladimir Kovalyonok (1st Flight) (TsPK Detachment - Group 4) |
USSR | M | Perigee: 198.5 km Apogee: 258.1 km Inclination: 51.66° 32 orbits |
| Flight Engineer: Valeri Ryumin (1st Flight) (TsKBEM Detachment - Group 3) |
USSR | M | ||||
| Launch Vehicle Soyuz-U |
Site-1 (Launch Pad 5) Baikonur Cosmodrome |
185 km NW of Tselinograd (53° N, 70° E) |
1st Backup Crew: Yuri Romanenko | USSR | M | Time 2 days 0 hours 44 minutes |
| 1st Backup Crew: Aleksandr Ivanchenkov | USSR | M | ||||
| 2nd Backup Crew: Vladimir Lyakhov | USSR | M | ||||
| 2nd Backup Crew: Georgi Grechko | USSR | M | ||||
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| ALT Flight 7 | October 12, 1977 Edwards Air Force Base, California |
Commander: Joseph Engle (3rd ALT Flight) (NASA Group 5) |
USA | M | Free Flight 4 The tail cone was removed |
|
| Space Shuttle Enterprise (OV-101) |
Pilot: Richard Truly (3rd ALT Flight) (USA - NASA) |
USA | M | |||
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| ALT Flight 8 | October 26, 1977 Edwards Air Force Base, California |
Commander: Fred Haise (5th ALT Flight) (NASA Group 5) |
USA | M | Free Flight 5 The tail cone was removed |
|
| Space Shuttle Enterprise (OV-101) |
Pilot: Gordon Fullerton (5th ALT Flight) (NASA Group 7) |
USA | M | |||
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| Soyuz 26 (7K-T #43) |
December 10, 1977 (01:18 GMT) |
January 16, 1978 (11:24 GMT) |
Commander: Yuri Romanenko (1st Flight) (TsPK Detachment - Group 5) (Down - Soyuz 27) (96 days 10 hours) |
USSR | M | Perigee: 193 km Apogee: 246 km Inclination: 51.65° Crew: 1,522 orbits 1 spacewalk |
| Flight Engineer: Georgi Grechko (2nd Flight) (TsKBEM Detachment - Group 1) (Down - Soyuz 27) (96 days 10 hours) |
USSR | M | ||||
| Site-1 (Launch Pad 5) Baikonur Cosmodrome |
265 km W of Tselinograd (51° N, 67° E) |
1st Backup Crew: Vladimir Kovalyonok | USSR | M | Time 37 days 10 hours 6 minutes |
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| 1st Backup Crew: Aleksandr Ivanchenkov | USSR | M | ||||
| 2nd Backup Crew: Vladimir Lyakhov | USSR | M | ||||
| Launch Vehicle Soyuz-U |
Docked with Salyut 6 December 11, 1977 (03:02 GMT) |
Undocked from Salyut 6 January 16, 1978 (08:08 GMT) |
2nd Backup Crew: Valeri Ryumin | USSR | M | |
| 3rd Backup Crew: Leonid Popov | USSR | M | ||||
| 3rd Backup Crew: Valentin Lebedev | USSR | M | ||||
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Updated - October 21, 2006