Boom’s XB-1 jet breaks the sound barrier for the first time

It's the first time a civilian plane has flown faster than the speed of sound while over the United States.

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Return of supersonic travel moves closer as privately developed aircraft breaks the sound barrier

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Watch Live: Boom Supersonic Attempts Historic Mach 1 Flight in Bid to Revive Supersonic Travel

Boom’s XB-1 becomes first civil aircraft to go supersonic

Boom’s supersonic test plane breaks the sound barrier for the first time

For the first time, a privately developed aircraft has flown faster than sound