Browsing: Hermeus

In a historical first, RTX subsidiary Pratt & Whitney has signed a licensing deal with another company to manufacture the F100-PW-229 engine.  The agreement will see…

Pratt & Whitney hat Hermeus eine Produktionslizenz für das Triebwerk F100-PW-229 erteilt. Damit entsteht in den USA eine zusätzliche Fertigungsquelle für das militärische Triebwerk. Hermeus soll…

Hermeus, the California-based hypersonic aircraft company, has revealed it is developing an expendable, ramjet-powered flying testbed called Ramjet-X, which will launch in mid-air from its reusable…

Flight of Hermeus’ Mk 2.1 unmanned jet in May 2026. The aircraft achieved supersonic speeds. (Photo: Hermeus)Hermeus on May 28 said it has received a $159…

California, USA-based startup Hermeus has flown its Quarterhorse Mk 2.1 uncrewed test aircraft at supersonic speed for the first time, reaching Mach 1.21 (930mph or 1,497km/h)…

Flight of Hermeus’ Mk 2.1 unmanned jet in May 2026. The aircraft achieved supersonic speeds. (Photo: Hermeus)Less than three months after the first flight of the…

Hermeus said its Quarterhorse Mk 2.1 uncrewed aircraft has completed its first supersonic flight, reaching Mach 1.21 during a test flight at Spaceport America in New…

Hermeus, the venture-backed defense aviation company developing the world’s fastest active aircraft, today announced that Zach Shore has been appointed Chief Executive Officer, effective June 1,…

The US Federal Aviation Administration approved Hermeus to conduct non-military flights at speeds exceeding Mach 1 with the company’s experimental Quarterhorse Mk 2.1 vehicle as part…

Hermeus has announced it has closed its Series C financing with $350 million. Its total capital raised is now over $500 million, reaching a $1 billion…