Boom Supersonic's XB-1 demonstrator plane just went supersonic in the skies over California's Mojave Desert, making it the first civil aircraft to break ...
Boom Supersonic's XB-1 demonstrator aircraft soared past the speed of sound in a test flight on Tuesday—the first time a plane has accomplished that feat without the fuels of government ...
The plane eventually exceeded Mach 1, the speed of sound, marking the first time a civil aircraft has gone supersonic over the United States. Boom is currently designing first commercial supersonic ...