Vostok 3 and 4
Vostok 3 and 4
1962 Soviet human spaceflights into low Earth orbit.
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Readers' pathsAug 2026 – Oct 2026
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Vostok 5
1963 Soviet spaceflight.
50%
Andriyan Nikolayev
Soviet cosmonaut (1929–2004).
17%
Pavel Popovich
Soviet pilot and cosmonaut (1930–2009).
15%
Vostok 2
Space mission of USSR.
9%
Boris Volynov
Russian former cosmonaut (born 1934).
2.6%
Vostok programme
Soviet human spaceflight project.
2.4%
Vostok (spacecraft)
First crewed spacecraft built by the Soviet Union.
2%
Vladimir Komarov
Soviet test pilot (1927–1967).
1.1%
Space adaptation syndrome
Condition caused by weightlessness.
0.77%
Starfish Prime
1962 high-altitude nuclear test by the U.S. over the Pacific Ocean.
0.77%
Readers come from
Share of the 1,734 readers arriving from another article
Vostok 2
Space mission of USSR.
47%
Vostok 5
1963 Soviet spaceflight.
9.1%
Vostok programme
Soviet human spaceflight project.
8.4%
Andriyan Nikolayev
Soviet cosmonaut (1929–2004).
6.1%
Pavel Popovich
Soviet pilot and cosmonaut (1930–2009).
5.8%
Mercury-Atlas 8
Manned NASA spacecraft.
4.2%
Soviet space program
Space exploration program conducted by the Soviet Union from 1951 to 1991.
1.6%
Vostok-K
1960s Soviet rocket.
0.75%
Space Race
US–USSR spaceflight capability rivalry.
0.69%
Gordon Cooper
American astronaut (1927–2004).
0.69%