The first aircraft to test hypersonic speeds. 🤓 engineering
Because of the large fuel consumption of its rocket engine, the X-15 was air-launched from a B-52 aircraft at about 45,000 feetOnce its powerful rocket ignited, the X-15 streaked upward to the limits of the atmosphere, then glided unpowered to land on a dry lake bed. Its typical flights lasted about 10 minutes.X-15A-2 was the second of the three X-15s.
The first reusable superalloy structure capable of withstanding the temperatures and thermal gradients of hypersonic reentry. The development of nose flow direction sensor for operation over an extreme range of dynamic pressure and a stagnation air temperature of 1,900° Fahrenheit The development of inertial flight data systems capable of functioning in a high dynamic pressure and space environment.The discovery that turbulent heating rates are significantly lower than had been predicted by theory.
The first direct measurement of hypersonic aircraft skin friction and discovery that skin friction is lower than had been predicted.GET YOUR DAILY NEWS DIRECTLY IN YOUR INBOX
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