Supersonic aviation startup Exosonic, which was working on commercial and military faster-than-sound jets, shutdown after ...

Boom Supersonic XB-1 demonstrator confirmed safe operation at Mach 0.82 without stability augmentation, clearing a key step toward supersonic flight.

CHINA has unveiled its latest advanced supersonic fighter jet capable of dropping devastating weapons from space. The ...

Boom Supersonic's XB-1 prototype has completed its eighth test flight, during which the aircraft achieved its highest speed ...

During the Nov. 5 test flight, which lasted 55 minutes, XB-1 reached an altitude of 23,015 feet (7,015 meters) and a new top ...

XB-1 demonstrator did not quite break the sound barrier during its seventh test flight but reached speed and altitude ...

The company was making progress: It hit a major milestone earlier this year when it flew its first aircraft, a subscale ...

The company was making progress: It hit a major milestone earlier this year when it flew its first aircraft, a subscale variant of its supersonic UAV called EX-3M Trident, in a test flight in ...

THE supersonic jet that could fly passengers from London to New York City in 3.5hours has reached a new top speed in its latest test flight. The XB-1 plane, from Boom Technology, completed its ...

The company had two main projects: a quiet passenger plane capable of Mach 1.8 speed and an uncrewed supersonic aircraft for fighter jet target practice. It had backing from private equity ...