mach number
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See Images From the Rollout of X-59, NASA’s Quiet Supersonic Plane
Commercial faster-than-sound travel over land doesn’t happen anymore—but in the U.S., it could soon, with the debut of a new experimental plane developed by NASA and Lockheed Martin. The X-59 aircraft is designed to test out sonic boom-less supersonic flight, producing only sonic ‘thumps’ as it speeds through the skies. You can read all about…
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What Does Mach One (or Two Or Three) Mean?
We’ve heard blasé dialog about Mach numbers from fighter pilots in movies, but do you know what Mach numbers actually mean? Among other things, it means that two planes going at Mach 1 can actually be going at very different speeds.