hypersonic

  1. Dronescapes

    X-15 hypersonic rocket aircraft. Mach 6.70 and reaching 335.000 ft. An engineering wonder from 1959!

    The story of North American X-15 hypersonic rocket aircraft, reaching a top speed of Mach 6.70 and a staggering height of 67.1 mi (335.000 ft / 108 km). Learn about the courageous pilots that flew it and a brief history of rocket planes, including the Bell X-1, piloted by Chuck Yeager, the first...
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