Recorded mission
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Soviet Space Program
Sputnik 8A91 | D-1 1
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Recorded mission coverage
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Mission brief
The flight at a glance.
First complex scientific satellite with 12 experiments and a total mass of1327 kg. It failed to reach orbit due to a launch vehicle failure.
Open the full mission →Published flight sequence
Know what comes next.
Planned timings relative to the target. These steps do not indicate live progress.
A flight sequence has not been published for this mission.