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

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

The fuel was subjected to full reactor heat and hydrogen gas and kept there for 20 minutes – about what a nuclear engine would have to endure during a boost maneuver. Other tests looked at how ...

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

The company plans to build a marine nuclear demo facility at its Future Technology Test Centre in Yongin, South Korea.

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

During the tests, the fuel was subjected to the maximum heat of a reactor for 20 minutes. That's 4,220 degree Fahrenheit (2,326°C), roughly equivalent to the heat a nuclear rocket engine would ...

Only one (or possibly two) of the missing bombs was fully assembled at the time it was lost. The total number of confirmed ...

A new type of nuclear thermal propulsion reactor fuel has been successfully tested ... more efficient than conventional chemical rocket engines," Back continued. "We are excited to continue ...

Engineers developed an engine prototype which could reach unprecedented speeds, cutting down interplanetary travel time.

Russia's state-owned Rosatom announced a prototype plasma engine which could speed up travel to other planets.