In the early 2000s, NASA was among the first to achieve sustained hypersonic flight. As part of the broader Hyper-X program, ...
NASA’s X-43D was designed to fly at speeds approaching Mach 15 — roughly 11,000 miles per hour — using a hydrogen-fueled ...
Rotating Detonation Engines (RDE) have been flown by Venus Aerospace. They use continuous detonation waves for propulsion and provide 15% efficiency gains (in specific impulse or fuel consumption) ...