NASA’s X-59 supersonic aircraft is preparing for its second flight, inching its way closer to flying faster than the speed of ...

NASA's X-59 experimental aircraft is preparing for its second flight, a step that will set the pace for more flight testing in 2026. Over the coming months, NASA will take the quiet supersonic jet ...

U.S. startup Astro Mechanica plans to take its hybrid-electric supersonic engine into high-altitude and high-speed ground testing in 2026 as it moves toward flying the unique powerplant in 2027 in a ...

Supersonic successor: Lockheed Martin Aeronautics' new design for a quiet supersonic passenger airplane draws on its work with NASA on the X-59.

US start-up Hermeus has flown its first supersonic-capable aircraft, the Quarterhorse Mk 2.1, marking a significant step toward achieving Mach 5 hypersonic flight. The unmanned vehicle completed its ...

Not long is left now until American space agency NASA sends a brand-new research aircraft called X-59 into the sky. Part of the Quiet Supersonic Technology (QueSST) program, it's a piece of equipment ...

Perhaps not as visible as their counterparts doing business in the automotive industry, aviation startups are just as numerous. Some of them are proposing outlandish ideas that will probably never ...

For the second time in just over nine months, an Atlanta-based company this week debuted a new supersonic test aircraft.

NASA is officially ready to put its X-59 experimental aircraft back in the sky ...

Hermeus, a venture-backed defense aviation company, today announced it successfully flew its latest Quarterhorse aircraft, marking the company's second first flight in less than a year. The flight ...