Vostok was a family of rockets derived from the Soviet R-7 Semyorka ICBM and was designed for the human spaceflight programme.
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Another test of the Vostok capsule which had a successful flight into orbit but during re-entry the engine failed to cut off and burned to completion resulting in an incorrect entry trajectory. The vehicle was destroyed in order to ensure the vehicle didn't fall into enemy hands.
Low Earth Orbit