China launched its first Long March 12 rocket Saturday, marking an advance in its crewed moon plans and the debut of a new spaceport that will boost the country’s access to space. The ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

What do UFO sightings tell us about ourselves? And will they ever be explained? Historian Greg Eghigian tells us how he's ...

Was alien life in "hot water" on Mars billions of years ago? New evidence from the Martian meteorite "Black Beauty" suggests ...

Unusual vortices tied to Jupiter’s magnetic field may be driving massive formations of atmospheric haze close to the giant ...

Despite its age and an ever-dwindling power supply, the Voyager 1 probe is back in action following an issue with its ...

When the International Space Station (ISS) is retired at the end of the decade, a collection of commercial space outposts ...

SpaceX partners with the National Reconnaissance Office to deploy secretive satellites in late-night launch from California.

The spacecraft—humanity's most distant probe—managed to resumed contact by switching to a secondary radio not used since 1981 ...

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Albert Einstein’s theory of gravity, general relativity, is famously incomplete. As proven by physics Nobel laureate Roger ...

The novel discusses the idea of “terraforming,” without using the specific term. Specifically, the desert-dwellers referred ...