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On October 4, 1957, the Soviet Union launched the earth's first artificial satellite, Sputnik I.
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On 3 November 1957, the second-ever orbiting spacecraft carried the first animal into orbit, the dog Laika
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In October of 1959, the Luna 3 spacecraft launched from the Baikonur Cosmodrome in Kazakhstan. Luna 3 was the third spacecraft to reach the Moon and the first to send back pictures of the Moon's far side.
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The Apollo 11 Lunar Module (LM) "Eagle" was the first crewed vehicle to land on the Moon.
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April 12, 1961, Gagarin became the first person in space, making a 108-minute orbital flight in his Vostok 1 spacecraft. April 13, 2020
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Valentina Vladimirovna Tereshkova (born 6 March 1937) is a Russian engineer, member of the State Duma, and former Soviet cosmonaut. She was the first woman in space, having flown a solo mission on Vostok 6 on 16 June 1963
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Alexei Arkhipovich Leonov (30 May 1934 – 11 October 2019) was a Soviet and Russian cosmonaut and aviator, Air Force major general, writer, and artist. On 18 March 1965, he became the first person to conduct a spacewalk
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Neil Armstrong was the first human to walk on the surface of the moon. He was an astronaut who flew on two space missions.