Tests are being carried out by the Japan Aerospace Exploration Agency.
Hermeus, the defense aviation company building the world's fastest aircraft, today announced its Quarterhorse Mk 2.1 ...
The round, led by Khosla Ventures, accelerates the delivery of high-Mach unmanned aircraft for national security missions. LOS ANGELES, April 7, 2026 /PRNewswire/ -- Hermeus, a defense aviation ...
The company's largest and fastest vehicle to date, Quarterhorse Mk 2.1 brings Hermeus one step closer to building the world's fastest aircraft. TRUTH OR CONSEQUENCES, N.M., March 2, 2026 /PRNewswire/ ...