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X-15 The Hypersonic Research Airplane from NACA to NASAThe North American X-15 was an experimental Air Force and NASA Hypersonic Rocket powered aircraft that was used to ...
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The X-15 was a Starfighter in All But NameThe X-15 was a key bridge between conventional atmospheric flight and spaceflight. The North American X-15 is one of the most groundbreaking aircraft ever created in the history of aviation and ...
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