The first orbital flight of an artificial satellite, Sputnik 1, was launched in October 1957, by the Soviet Union. In November, the second orbital flight took place. The Soviet Union launched the first animal to orbit the Earth, a dog, Laika, who died in orbit a few hours after launch.
On 4 October, Sputnik 1 was launched from Baikonur Cosmodrome Site 1/5 on a Sputnik rocket, a variant of R-7 rocket. The Successful Insertion of Sputnik 1 into Orbit is marked as the first orbital launch in human history.
A Second satellite Sputnik 2 was also launched on 3 November marking the second orbital launch attempt carried a dog named, Laika.
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