Soyuz 20
Soyuz 20 was an uncrewed 7K-T spacecraft launched on 17 November 1975 for a long-duration systems and resource test docked to Salyut 4. It remained in orbit for 90 days, carried biological experiments in its descent module, and returned them to Earth on 16 February 1976.
Identity
- Aliases
- Uncrewed Soyuz 20Soyuz 7K-T long-duration test
- Name
- Soyuz 20
- Slug
- soyuz-20
- Status
- retired
Details
- Description
- Soyuz 20 was an uncrewed 7K-T spacecraft launched on 17 November 1975 for a long-duration systems and resource test docked to Salyut 4. It remained in orbit for 90 days, carried biological experiments in its descent module, and returned them to Earth on 16 February 1976.
- Manufacturer Id
- jd7f0sbcs2e8edd9jedgh8m19d8ae1qt
- Operator Id
- vh78errgr185ymjehn1gvkqm8d89t0nh
- Vehicle Family Id
- nd7wfwnxwmr6ss4vppsvz5cp3x8afp05
Links
Assets & Meta
- Creation Time
- 7/14/2026, 4:53:25 PM
- Updated Time
- 7/14/2026, 4:53:25 PM
Other
- First Flight Date
- 1975-11-17
- Last Flight Date
- 1976-02-16