General Atomics and NASA achieved an important milestone on the road to using nuclear-powered rockets by testing a new fuel ...

Scientists at Rosatom have unveiled a plasma electric rocket engine that is claimed to be capable of propelling spacecraft to ...

While an antimatter engine is very far off, researching it could yield other discoveries as well.

General Atomics Electromagnetic Systems (GA-EMS ... the fuel can withstand the harsh conditions of a nuclear thermal propulsion reactor. In other words, it has the capability to one day power ...

NASA and General Atomics successfully tested nuclear fuel for faster, more efficient space travel, pushing Mars missions forward.