Sputnik I, was the first earth-orbiting artificial satellite. It was launched into low Earth orbit by the Soviet Union October 4, 1957. One month after the launching of Sputnik I, on November 3, 1957, Sputnik II, a satellite weighing 1,120 pounds and containing the dog "Laika" was sent into orbit.
sputnik
USSR
Launching of Sputnik
Soviets' launching of Sputnik 1
Launching of Sputnik
Soviet launching of Sputnik
Space age started the launching of Sputnik I on October 4,1957
by launching Explorer 1 with a Jupiter C rocket
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the launching of Sputnik first inspired him to study science.
it caused congress to increase spending on teaching science and mathematics
Soviet Union launching of Sputnik