Sputnik 8A91 | D-1 1

First complex scientific satellite with 12 experiments and a total mass of1327 kg. It failed to reach orbit due to a launch vehicle failure.

Mission Details

  • Launch date: April 27, 1958 at 07:00 AM UTC
  • Launch vehicle: Sputnik 8A91
  • Operator: Soviet Space Program
  • Launch site: Baikonur Cosmodrome, Republic of Kazakhstan
  • Mission type: Earth Science