Astrobotic completed a successful series of hot-fire tests of its rotating detonation rocket engine prototype, marking a key ...

SpaceX's massive Starship exploded in a spectacular fiery blaze during an engine test in Texas, raising questions about what's next for Elon Musk's spaceflight company. This time, the explosion was ...

Rotating detonation rocket engines work differently than traditional rockets to maximize thrust while using less fuel—an ...