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2026-06-13 14:00:15
WWW.LIVESCIENCE.COM
NASA's experimental X-59 jet breaks sound barrier for 1st time in step toward 'quiet supersonic' technology
NASA and Lockheed Martin's experimental X-59 aircraft has broken the sound barrier, achieving a speed of Mach 1.1. The feat could set the stage for "quiet" supersonic flight.
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