Reaching Alpha Centauri within a single human lifetime has long sounded like science fiction, yet a new generation of nuclear pulse concepts is forcing that timeline into serious discussion. The idea ...

NASA is getting ready to launch its massive, fully expendable rocket for the first crewed flight to the Moon since Apollo.

Screenshot from social media post of Ukrainian volunteers assembling a small cruise missile with a pulsating Trembita engine. Its task is to destroy objects and exhaust the enemy’s anti-aircraft ...

Ever since SpaceX made reusability the most desirable trait of a spacefaring operation, all the companies working in this industry have shifted their attention toward making hardware that can fly to ...

British researchers have tested a prototype self-eating rocket that could pave the way for cheaper launches of small satellites and would leave no debris behind. The concept rocket engine, called ...