Nuclear power plants are safer than many suspect. But putting reactors in space is a concept with a checkered history. One ...

NASA has unveiled early details of its Artemis III mission, which in 2027 could send astronauts to Earth orbit to set the ...

WASHINGTON — The head of NASA says he expects China to perform a crewed flight around the moon in 2027, ratcheting up perceptions of a space race between China and the United States. In a May 19 ...

Last month's Artemis II lunar flyby did not impress everyone. In a 29-second video posted Wednesday to the social media ...

Victor Glover, who grew up in the Inland Empire, is now the only pilot to have flown NASA's Orion capsule.

The Transport Secretary is expected to announce further delays and higher costs for the beleaguered HS2 project on Tuesday, ...

NASA plans to build a "Moon Base" for long-term missions ...

NASA's Artemis 2 astronauts had quite the view on their "roadtrip" to the moon. In this image, captured by the astronauts ...

The Moon landing conspiracies are very much alive, but the new generation of astronauts are handling them with less drama.

Here's a unique view of NASA's Artemis 2 moon mission. A giant radio telescope in West Virginia tracked Artemis 2's Orion ...