Putin’s missile that “has no analogs in the world” is no nearer becoming operational. Many believe this is because Russia ...

NASA is working on a groundbreaking nuclear electric propulsion system that could dramatically speed up trips to Mars. The ...

Russia used to rely on Ukrainian expertise for its missile programs, but its actions in 2014 and beyond ended that ...

The technology could help produce more resistant materials and allow scientists more control over fusion reactions.

SpaceX's gigantic Starship rocket has been "lost" just minutes into its seventh test flight. The 400ft rocket - the biggest and most powerful in the world - soared from Boca Chica, south Texas ...

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

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

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 ...

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

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

This story was updated to add a video. A SpaceX Starship rocket broke up during a test flight of the megarocket's capabilities Thursday. Two extended "chopsticks" successfully caught the Super ...