NASA and General Atomics tested the fuel by exposing it to temperatures up to 3,000 Kelvin (4,940 Fahrenheit or 2,727 Celsius ...

The military wanted to test the electromagnetic impacts of nuclear weapons in space. In 1962 they lit up the sky.

While this latest test doesn’t make nuclear-powered rocket engines viable just yet, it’s an important step on the journey.

NASA and its partners have successfully tested a nuclear thermal propulsion (NTP) fuel that could revolutionize deep-space ...

Vladimir Putin has dismissed the head of Roscosmos in a move which follows a series of setbacks for Russia's space agency ...

Rosatom scientists have developed a laboratory prototype for a plasma electro-reactive rocket engine based on a magnetic ...

Israel’s missile defense system is effective in close quarters. That model won’t help the U.S.

Space-based interceptors and "particle beams" are part of a new multi-billion-dollar Trump order to build a new U.S. missile ...

Generations have passed without leaving a mark. It’s time to change that and create something that can resonate with both the ...

Images from space reveal an enormous X-shaped building ... it provides reassurance China isn’t planning any explosive nuclear testing, Eveleth said. But, he added, it could also allow them ...