19h 28min, oct 4, 1957 y - Sputnik-1 is launched
Description:
The first artificial Earth satellite. The Soviet Union launched it into an elliptical low Earth orbit on 4 October 1957, orbiting for three weeks before its batteries died, then silently for two more months before falling back into the atmosphere.
No Cold War concept.
Added to timeline:
cold war
Date:
