The reactors will be used to support NASA's moon research and future missions to Mars, according to the announcement Tuesday.

"This agreement enables closer collaboration between NASA and the Department of Energy to deliver the capabilities necessary ...

The Pentagon said its investment will help expand production capacity on critical missile programs like the PAC-3, THAAD, ...

The capital markets have responded to these technologic advancements in kind with increased interest and investment capital flows that are focused on these vital terrestrial and space-based ...

In the late 1950s, Project Orion proposed a spacecraft driven by rapid nuclear pulses, a pusher plate, and shock absorbers, with designs ranging from an eight crew ship to a city sized interstellar ...

As the cloud cleared, Air Force bombers dropped in to gather air samples. Researchers hoped that the radioactive fallout ...

A nuclear thermal propulsion engine could cut the travel time in half for future space explorers racing to the Red Planet.

Jared Isaacman praises Trump's ambitious space policy including plans for a moon base and nuclear spaceships to reach Mars.

Here’s a sobering thought. Such is the potency of North Korea’s nuclear weapons, and the population density of major East ...

The Space Age framed nuclear propulsion as a quiet rethinking of movement, distance, and endurance beyond Earth.

L3Harris Technologies is selling a 60% stake in its space propulsion business to AE Industrial Partners for $845 million, ...

China’s Experimental Advanced Superconducting Tokamak (EAST) is a nuclear-fusion research reactor in Hefei. Researchers hope ...