"It's a very sobering feeling to be up in space and realize that one's safety factor was determined by the lowest bidder on a government contract."
-Vice Admiral Alan B. Shepard, U.S. Navy Astronaut
On this page you will find U.S. Military Personnel and United States Citizens that served as NASA Astronauts. Also included are the North American X-15 pilots that exceeded 50 miles altitude above the Earth and were awarded Astronaut Badges.
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