On February 10, in the skies above the Mojave Desert, the Boom Supersonic XB-1 test jet roared past Mach 1, tearing through the sound barrier. But this time, there was no need to take it on faith.

During the XB-1's historic flight on Tuesday—its 12th test flight overall—the aircraft stayed supersonic for around four minutes before breaking the sound barrier two more times during the ...

American aerospace startup Boom made history on Tuesday by breaking the sound barrier during the test flight of its Boom Supersonic XB-1 demonstrator jet. The XB-1's flight, livestreamed from the ...

A civilian jet broke the sound barrier for the first ... Air and Space Port just as the XB-1 did. Before today's sound barrier-breaking flight, the XB-1 underwent 11 test flights.

Boom Supersonic and NASA just dropped an incredible photo of the XB-1 breaking the sound barrier over the Mojave ... the first U.S.-built civil supersonic jet, hit Mach 1.18 (772 mph) during ...

The result is a neat visualization of the jet breaking the sound barrier. “This image makes the invisible visible – the first American made civil supersonic jet breaking the sound barrier.

Boom CEO Blake Scholl said in a release: "This image makes the invisible visible—the first American made civil supersonic jet breaking the sound barrier. Thanks to Geppetto's exceptional flying ...

Boom Supersonic's XB-1 jet ... sound barrier three times during that landmark flight, which marked the first time a civil aircraft had ever gone supersonic over the continental United States ...

A "son of Concorde" aircraft that may one day fly from New York to London in 1.5 hours has reached supersonic speeds. An incredible image shows Boom Supersonic's XB-1 jet breaking the sound barrier.

An incredible image shows Boom Supersonic's XB-1 jet breaking the sound barrier. The Colorado-based company says specialized photography from NASA shows the shock waves as Boom’s supersonic ...