Ever since the ahead-of-its-time Concorde jet was retired in 2003, aviation enthusiasts have eagerly awaited the return of a passenger aircraft capable of breaking the sound barrier. That dream is now ...
Boom Supersonic's XB-1 demonstrator jet became the first U.S.-made civilian supersonic jet to break the sound barrier. The independently funded XB-1 reached a speed of Mach 1.122, or about 750 mph, ...
The XB-1 just became the first civil aircraft to go supersonic over the continental United States. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works ...
When the experimental XB-1 aircraft broke the sound barrier three times during its first supersonic flight on 28 January, it did not produce a sonic boom audible from the ground, according to US ...
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