Angry Astronaut and Nextbigfuture commenter are making the case that SpaceX and Elon Musk must switch to nuclear thermal rockets to colonize Mars. I will ...

NASA has achieved a critical milestone in space exploration with the successful testing of advanced nuclear thermal ...

General Atomic's new nuclear fuel was subjected to the maximum heat of a reactor for 20 minutes in the latest tests.

Nuclear propulsion could be the future of space travel and NASA and General Atomics just brought us one step closer.

An alternative technology to the chemically propelled rockets the agency develops now is called nuclear thermal propulsion, which uses nuclear fission and could one day power a rocket that makes ...

General Atomics Electromagnetic Systems (GA-EMS) has successfully tested the nuclear fuel that may one day propel and power the spacecraft of the future. The trials verify that the fuel can survive ...

The Norwegian rocket incident, which took place on this day in 1995, marked the only known activation of a nuclear briefcase ...

A DRACO ground test would need to capture plume exhaust fully to ensure no radioactive materials are released to the ...

A new type of nuclear thermal propulsion reactor fuel has been successfully tested at NASA’s Marshall Space Flight Center, ...

The trip to Mars and back is not one for the faint of heart. We're not talking days, weeks, or months. But there are ...

Nuclear thermal propulsion (NTP ... produce higher specific impulse (a measure of fuel efficiency) than chemical rockets, which means they can achieve higher speeds and use less propellant.