"She was real happy supersonic," Boom Chief Test Pilot Tristan "Geppetto" Brandenburg said after landing, in a video posted ...

On January 28, 2025, the Boom Supersonic XB-1 test aircraft achieved a record speed of Mach 1.13 during a flight over the ...

The single-seat, three-engine jet is the first independently developed plane to exceed Mach 1 in level flight.

Tuesday morning at Mojave Air & Space Port in California, almost 80 years after U.S. Air Force ace Chuck Yeager first ...