On 18 March 1965 Soviet cosmonaut Alexei Leonov became the first person to leave a space capsule and, tethered to it, float freely in orbit – to space-walk. He was pilot of the Voskhod 2 mission ...
Beyond Earth's atmosphere, into space, the USA and the Soviet Union fought each other during the Cold War. Yuri Gagarin became the first person to orbit the Earth on April 12, 1961, when the ...
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