After nearly 50 years in space, the two Voyager spacecraft are very low on nuclear power. Voyager 1 just shut off another ...

The Trump administration’s National Initiative for American Space Nuclear Power unveiled today says the Pentagon and NASA will run “design competitions” that are “parallel and mutually reinforcing” to ...

Nasa is rushing to find a solution to prevent its first interstellar spacecraft from running out of power. Voyager 1, which ...

China’s ambitious plans to build a space-based solar power station are drawing renewed attention ...

The stock has rallied over the past few weeks, but may be getting ahead of itself.

NASA’s Artemis II mission sent four humans to the moon for the first time in more than half a century. In a speech at a space ...

The United States is planning to put nuclear reactors in space within the next ...

A King’s College London study found that space-based solar power could cut Europe’s land-based renewable needs by 80% by 2050. Japan and the U.S. are testing early prototypes that beam solar energy ...

NASA engineers are working to keep the Voyager mission alive as it cruises through interstellar space, opting to shut down ...

NASA has shut down a science instrument on the iconic Voyager 1 probe, the first spacecraft to reach interstellar space.

Explore how space solar power and satellite energy could beam clean, continuous electricity from orbit to Earth, examining ...