Known as the X-59 QueSST [quiet supersonic technology], it will fly at Mach 1.42 (940mph) at 55,000ft, and generate a sound about as loud as a car door closing, Nasa says. A high-speed aeroplane ...

Overture is intended to carry between 65 and 88 passengers across oceanic routes, sparing human populations the supersonic boom generated by its Mach 2.2 speed. Nasa has a more outlandish test ...

With more tests planned in the future, it remains to be seen how soon Space Transportation can achieve its goal of making ...

A Chinese firm says it expects to fly a supersonic prototype in the second half of this year, with the goal of eventually flying a more advanced hypersonic commercial jet by 2030 at Mach 5 (3,836 ...

Commercial supersonic flight sped closer to returning as the Boom Supersonic XB-1 prototype reached a transonic speed of Mach 0.95 during Test Flight 11 on January 10, 2025, in the skies over the ...