A supersonic jet built by Boom Technology broke the sound barrier for the first time Tuesday, advancing its bid to resurrect ...

Boom's Supersonic XB-1 jet became the “world’s first independently developed supersonic jet” to break the sound barrier ...

Breaking the sound barrier in a privately developed civil aircraft is a significant aviation milestone by any measure. But as the champagne corks popped and the engines on Boom Supersonic’s XB-1 ...

Boom Supersonic, the American company building what promises to be the world’s fastest airliner, broke the sound barrier for ...

Today a civil test airliner, Boom Technology’s XB-1, broke the sound barrier for the first time in two decades.

The XB-1 prototype accelerated smoothly to reach as fast as Mach 1.11 at about 35,000 feet at 11:33 a.m., 11:38 a.m. and ...

The demonstrator has been undergoing a test programme since March 2024, paving the way for Boom’s Overture aircraft, which is targeting speeds up to Mach 1.7 carrying 64-80 passengers. “XB-1’s ...

Overture, a larger and faster passenger-carrying version of the test jet, is planned to launch in 2029 with a top speed of Mach 1.7, Boom says. That's about twice the speed of current airliners.

The XB-1, which has now completed 12 successful test flights since it first took to the air in March 2024, is the precursor to the development of Boom’s supersonic commercial airliner, Overture.