2nd US Satellite: Vanguard 1 1958 NASA; Oldest Satellite Still in Orbit
Jeff Quitney
Published on Jul 13, 2018
"On March 17, (1958) a Vanguard I rocket launched an Earth satellite with solar batteries. Data from the mission was used to determine that the Earth is slightly pear-shaped.
From...
1958
2018
cold war
committee on special objectives
department of defense
early 1960s
glenn l. martin company
late 1950s
nasa
nrl
nrl rocket development branch
space age
space race
the martin company
united states
united states navy naval research laboratory
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