Jeff Thornburg helped turn a government research project into SpaceX’s most powerful rocket engine. Now, he’s trying to do the same thing at his startup Portal Space Systems, which is taking an idea ...

NASA is getting ready to launch its massive, fully expendable rocket for the first crewed flight to the Moon since Apollo. The agency’s new era of spaceflight comes with a few parts from its past, ...

WASHINGTON — Astrobotic, a developer of lunar landers and suborbital rockets, has successfully tested an advanced rocket engine that could power those vehicles. The Pittsburgh-based company announced ...

Pittsburgh-based Astrobotic has completed a successful series of hot-fire tests of its rotating detonation rocket engine prototype Chakram, marking a key milestone toward bringing the experimental ...