COLORADO SPRINGS—Sierra Nevada Corporation (SNC) and startup Specter Aerospace plan to develop and flight test a supersonic ...

DIU launched a 3D-printed, hydrogen-fueled scramjet vehicle aboard Rocket Lab's HASTE to gather real hypersonic flight data.

DIU completed the Cassowary Vex hypersonic test flight under the HyCAT program, demonstrating sustained Mach 5+ air-breathing cruise capability.

Hypersonix Launch Systems has successfully tested its hypersonic aircraft Dart. Dart is 3D printed and runs on hydrogen.

Hypersonix has completed the first successful test flight of its scramjet aircraft DART AE, in what the company calls “a ...

Hypersonix 3D printed scramjet reaches Mach 5 in historic flight, showcasing groundbreaking hypersonic technology from ...

To improve its testing of scramjet engines, the Air Force may reopen Sandusky, Ohio's Hypersonic Test Facility (HTF) at the NASA Neil A. Armstrong Test ...

Hypersonix Launch Systems is counting down for the first mission of its scramjet-powered hypersonic aircraft, which ...

A rocket due to launch from NASA’s Wallops Flight Facility in the US state of Virginia this weekend will carry with it a ...

Rocket Lab scrubbed the planned Feb. 25 launch of its HASTE suborbital rocket, which will send a scramjet-powered hypersonic vehicle up for the U.S. military. No new target date has been announced.

Bad weather on the east coast of the United States has delayed the test launch of a Queensland hypersonic scramjet capable of travelling at 12 times the speed of sound.

Rocket Lab launched a scramjet-powered hypersonic vehicle for the U.S. military to suborbital space on Friday (Feb. 27). The ...