.@ursamajortech's Hadley engine, a purpose-built engine designed to satisfy America's commercial & national security space needs, flew for the first time powering @Stratolaunch's Talon-A testbed. The test reached high supersonic speeds approaching Mach 5. https://t.co/Ftp7xDmvtZ pic.twitter.com/uV0gRto3Gf

— Ursa Major (@ursamajortech) March 11, 2024