The Trump administration has unveiled an ambitious new strategy to dramatically expand the use of nuclear power in space.

NASA plans to launch a nuclear-powered spacecraft to Mars by 2028, a major step for deep space exploration and its planned moon base.

NASA plans to send a nuclear-powered spacecraft and three helicopters to Mars before the end of 2028, a mission that would ...

Propelling a spacecraft to Mars using nuclear energy? This concept is taking shape with NASA's SR-1 Freedom project.

The mission, called Space Reactor 1 Freedom, will test advanced nuclear electric propulsion. Upon reaching Mars, the spacecraft would deploy helicopters to explore the planet from the air. This ...