On the frozen surface of Jupiter’s moon Europa, a strange, star-shaped scar has become an unlikely focal point in the search ...

A new electric thruster has quietly changed everything for NASA's lunar station. Here's what makes it unlike anything before.

The best time to hunt for Ursid meteors is from the evening of Dec. 21 straight through to dawn on Dec. 22. The shower's peak ...

Humanity has sent into space everything from lightsabers and Tesla Roadsters to golden records and entire digital genetic ...

On the cracked ice of Jupiter’s moon Europa, a sprawling pattern of dark lines has taken on an unsettling nickname: a “demon” ...

3I/ATLAS came within 168 million miles of Earth around midnight CST Friday. While that might seem pretty far away, the ...

Since then, astronomers have observed all manner of lensing caused by all manner of bodies—perhaps none as visually striking ...

David Rankin of the Catalina Sky Survey in Arizona spends nights scanning the solar system for potentially catastrophic space ...

As 2025 comes to an end, December still holds moments of deep energetic renewal. The New Moon on December 19 ushers in the ...

Soft words are likely to land better than bombastic arguments. A meet-up between the emotional Moon and cerebral Mercury, ...

A new study reveals the likely origin of a mysterious spider-like pattern first spotted on Jupiter's moon Europa in 1998. The ...

Saturn's giant moon Titan may not have a vast underground ocean after all. New research suggests Titan instead may hold deep ...