Sputnik was the first artificial satellite lanuch into low Orbit by the Soviet Union on October 4 1957, And was the first look of satellites known as the Sputnik Program. The Annoucement of the Sputnik Success was known as the Sputnik Crisis in the United States, And the Space Race Stated within the Cold War.
SputNik found higher atmosphere density, through measuring the satelittes orbital changes. It provided data on Radio-Signal distribution, it could detect meteoriods.
Sputnik-1 was launched during the International Geophysical Year from site #1 at the 5th Tyuratam.
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