Ancient rocks from Greenland, Canada and Hawaii preserve a rare chemical fingerprint that may come from the Earth before the...

"The Russians and the Chinese are demonstrating more sophisticated orbital maneuvering abilities. There's no denying that."

The new moon will see dark skies for the peak of the Orionid meteor shower, while three days will pass...

China is on track to land its first crew on the lunar surface by 2030 and establish a base at...

NASA's Hubble Space Telescope captures the glittering spiral galaxy NGC 6951, where a central bar fuels a spectacular ring of...

Here's what to expect when the Orionid meteor shower peaks on Oct. 21-23 in a dark, moonless sky.

South Korean launch startup Innospace says it has received government approval for its first orbital launch attempt, which could take...

This quiz will test your knowledge of 'Star Trek' ships, species, episodes, and the ideals that explore the final frontier.

China conducted the first launch for the Thousand Sails constellation since March as the country continues its recent rapid rate...

Fallout Season 2 is taking us back to New Vegas as the legendary RPG turns 15, but there are more...