On Oct. 4, 1957, the Soviet Union launched Sputnik 1, the satellite that started the Space Race. See how it happened in our On This Day in Space video series.
On This Day in Space! Oct. 4, 1957: Sputnik 1 Becomes 1st Human-Made Satellite to Orbit the Earth
by Space.com | Oct 4, 2018 | Uncategorized |