Kosmos 557 (DOS-3), a Soviet civilian space station launched on a Proton-K from Baikonur three days before Skylab; a control-system failure drained propellant and the station reentered after about 11 days.
- Outcome
- Success
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- 18.5 T (est.)
- Flight
- 5th
- of 29 Proton-K flights
- Date and time
- 11 May 1973, 00:20 UTC
- Rocket
- Proton-K
- Builder
- Khrunichev
- Launch site
- 81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan
- Payload
- Human Exploration
- International designator
- 1973-026
- Launches in 1973
- 27th of 116
See it in orbit
Space Atlas shows the satellites and rocket stages from this launch in 3D.
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