National aeronautics and space administration (nasa) as part of the space shuttle program. The nasa space shuttle was the world's first operational space plane capable of reaching orbit It was operated from 1981 to 2011 on a total of 135 missions during which two orbiters, challenger and columbia, were lost in accidents The shuttle launch system components include the orbiter vehicle (ov), a pair of solid rocket boosters (srbs) and the external tank (et) containing the liquid. Included are images of the shuttle enterprise and of space shuttle hardware.
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