Second flight of the Soviet DS-1 technology satellite on the new Kosmos-2I (63S1) from Kapustin Yar. The second stage failed about 354 seconds after liftoff and the payload was not orbited—the second consecutive DS-1 launch failure.
- Outcome
- Failure
- Payload to orbit
- Did not reach orbit
- Flight
- 2nd
- of 38 Kosmos-2I flights
- Date and time
- 21 December 1961, 12:30 UTC
- Rocket
- Kosmos-2I
- Builder
- Yuzhmash
- Launch site
- Mayak-2, Kapustin Yar, Russian Federation
- Payload
- Unknown
- Launches in 1961
- 49th of 50