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X-15 Rocket Plane: NASA Test Pilot Research Aircraft
Keywords X15, test pilots, hypersonic flight, NASA, Joe Engel, rocket engine, Inconel X steel, space exploration, space shuttle, aviation history Email us at [email protected] if you have ...
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Nasa's X-57 electric plane and other experimental US aircraft
It's used for experimental aircraft to test out new ideas ... the X-15 reached the edge of space at hypersonic speeds. The X-15 helped Nasa to develop the Mercury, Gemini and Apollo piloted ...