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Launched on October 4, 1957, by the Soviet Union, Sputnik 1 triggered the Space Race.

: It completed 1,440 orbits over three months before burning up in the atmosphere on January 4, 1958. 2. Sputnik News Agency Sputnik

: It was a 58 cm polished metal sphere with four external antennas. Its primary mission was to test the placement of a satellite into orbit and measure atmospheric density. Launched on October 4, 1957, by the Soviet

: Its success led to the creation of NASA in 1958 and the launch of the first American satellite, Explorer I . Launched on October 4

An international multimedia news platform established by the Russian government. SPUTNIK - Rossiya Segodnya