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15/05/1958 The Soviet Union launches Sputnik 3

Sputnik 3 was a Soviet satellite launched from Baikonur Cosmodrome using a modified R-7 Semyorka missile. Its purpose was to explore the upper atmosphere and near space. The original launch was postponed due to technical difficulties. It was the only satellite launched by Soviets that year. Sputnik successfully made it into orbit.


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