A civilian jet broke the sound barrier for the first time Tuesday while making a historic test flight over the Mojave Desert. The XB-1 aircraft, manufactured by Boom Supersonic, was piloted by ...

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 ...

The jet hit Mach 1.122 (750 mph) at 35,290 feet, marking a major milestone for civil aviation as the first privately funded supersonic aircraft in the U.S. to do so.

Boom Supersonic's XB-1 jet went out in style on Monday (Feb. 10). The XB-1 broke the sound barrier three times during its 13th and final test flight, which lifted off Monday from the Mojave Air ...

During its 10th test-flight at Mojave Air & Space Port, XB-1 reached speeds of Mach 0.95 – considered “transonic” speed, or the transitional speed between subsonic and supersonic flight.

The single-seat jet, a 201-foot-long test model by Boom Supersonic, hit 844 mph just 12 minutes into its latest test flight out of California’s Mojave Air and Space Port.

Civilian jet breaks sound barrier in test over Mojave Desert. Boom Supersonic’s XB-1 aircraft advances the company’s effort to build a supersonic passenger jet.

THE XB-1 ‘Son of Concorde’ jet is expected to reach speeds faster than sound for roughly four minutes in an upcoming flight, its test pilot has revealed. And civilians on the ground wil… ...

The Mach 1 milestone was reached on the 12th test flight of the XB-1. The company says it plans to incorporate what it learns from the XB-1 into a supersonic passenger jet known as Overture that ...

The XB-1 went supersonic two additional times during the flight, at about 17 and 22 minutes after takeoff, to allow pilots to test the jet's handling performance during supersonic flight.

Boom Supersonic's chief test pilot Tristan "Geppetto" Brandenburg took off in the company's XB-1 jet from the storied Mojave Air & Space Port in California this morning under mostly clear skies ...