Spacecraft
Soyuz 7K-T Soyuz 21
Crew
Ascending
- 01 Boris Volynov from Russia
- 02 Vitaly Zholobov from Russia
Descending
- 01 Boris Volynov from Russia
- 02 Vitaly Zholobov from Russia
At the station
docked at Salyut 5
returned to Earth Aug 24, 1976
Soyuz 7K-T Soyuz 21
docked at Salyut 5
returned to Earth Aug 24, 1976