Soyuz 21 with cosmonauts Boris Volynov and Vitaly Zholobov, first crew to military Salyut 5 (Almaz OPS-3). Soyuz 11A511 from Baikonur Site 1/5 docked successfully; the final flight of that booster variant ended early after crew illness.
- Outcome
- Success
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- 6.8 T
- Flight
- 31st
- of 32 Soyuz 11A511 flights
- Date and time
- 6 July 1976, 12:08 UTC
- Rocket
- Soyuz 11A511
- Builder
- Progress RSC
- Launch site
- 1/5, Baikonur Cosmodrome, Republic of Kazakhstan
- Payload
- Human Exploration
- International designator
- 1976-064
- Launches in 1976
- 65th of 131
See it in orbit
Space Atlas shows the satellites and rocket stages from this launch in 3D.
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