Salyut 6
Space mission
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Salyut 6, DOS-5, was a Soviet orbital space station, the eighth station of the Salyut programme. It was launched on 29 September 1977 by a Proton rocket. Wikipedia
Launch: 29 September 1977; 06:50:00 UTC
Apoapsis altitude: 275 km
Crew: 3
Days in orbit: 1764 days
Mass: 19824 kg
No. of orbits: 28,024
Orbital inclination: 51.66°