description Vostok 4 Overview
Vostok 4 was a Soviet crewed spacecraft launched on August 12, 1962, from Baikonur Cosmodrome, carrying cosmonaut Pavel Popovich on a mission lasting two days and 22 minutes. Launched one day after Vostok 3, the two spacecraft conducted the first coordinated simultaneous crewed spaceflight, approaching within 6.5 kilometers of each other in orbit. Popovich conducted scientific and medical experiments and performed manual orientation maneuvers during the flight before landing successfully in Kazakhstan on August 15, 1962.
help Vostok 4 FAQ
Did Vostok 4 dock with Vostok 3?
No, the two spacecraft had no docking capability and were placed into nearby but independent orbits. They came within roughly 6.5 kilometers before their trajectories carried them apart.
Who flew Vostok 4?
Soviet cosmonaut Pavel Popovich was the sole occupant of Vostok 4. Andriyan Nikolayev flew the companion Vostok 3 mission, which had launched one day earlier.
Why is Vostok 4 considered part of the first group spaceflight?
Vostok 3 and Vostok 4 were simultaneously crewed in orbit and their cosmonauts communicated by radio. This was the first time two piloted spacecraft operated in space at the same time.
How long did the Vostok 4 mission last?
Vostok 4 remained in orbit for just under three days before Popovich returned to Earth. As with other Vostok flights, he ejected from the capsule during descent and landed separately by parachute.
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