NASA reentry prototypes were a series of
atmospheric reentry
Atmospheric entry is the movement of an object from outer space into and through the gases of an atmosphere of a planet, dwarf planet, or natural satellite. There are two main types of atmospheric entry: ''uncontrolled entry'', such as the entr ...
prototypes built by
NASA and experimented in a series of top secret projects between the 1940s and 1960s. These prototypes were capable of self propulsion and guided landings. They were deployed by a series of high altitude balloons of the
United States Air Force from an altitude of .
Unmanned aerial vehicles of the United States
NASA spacecraft
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