FIRST ARTIFICIAL SATELLITE Crossword Clue
FIRST ARTIFICIAL SATELLITE Crossword Clue
We know 1 solutions for: FIRST ARTIFICIAL SATELLITE
Crossword Puzzle Infos
The first artificial satellite was SPUTNIK, launched by the Soviet Union in 1957. It was the first man-made object to be placed into Earth's orbit and marked the beginning of the Space Age. SPUTNIK was a 58 cm diameter aluminum sphere with four external radio antennas, and it orbited the Earth for three weeks before burning up in the atmosphere.