Date: 2013-04-30 20:24:06Parasite aircraft Rocket-powered aircraft Manned spacecraft Jet engines Spacecraft propulsion North American X-15 Joseph A. Walker Bill Dana Bell X-1 Aviation Spaceflight Transport | | SenSational, iconic, groundbreaking. the X-15 hypersonic research airplane significantly extended the frontiers of flight. it was a program of outstanding engineering achievements, jaw-dropping performance characteristAdd to Reading ListSource URL: www.nasa.govDownload Document from Source Website File Size: 2,16 MBShare Document on Facebook
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