Scott Crossfield, at the controls of the rocket-powered D-558-2 Skyrocket, was the first pilot to fly twice the speed of sound.
Scott Crossfield, at the controls of the rocket-powered D-558-2 Skyrocket, was the first pilot to fly twice the speed of sound. Among the preparations for the flight, the team cold soaked the water/alcohol mixture, enabling them to add another 15 gallons of fuel for a slightly longer burn.NASA Photo
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