Alan Shepard and the fifteen minutes that put America in space on May fifth, nineteen sixty-one
On May 5, 1961, Alan Shepard became the first American in space during a 15-minute suborbital flight that changed the course of history.
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NASA's X fifty-nine Quesst and the return of supersonic commercial flight
NASA's X-59 Quesst aims to reshape sonic booms into quiet thumps, potentially ending the 50-year ban on overland supersonic flight.
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