What makes 3I/ATLAS especially intriguing is that the comet might be three billion years older than our entire Solar System.

The interstellar comet 3I/ATLAS may be out of view of Earth, but orbiters on Mars were able to recently get a look at it.

The images offer the closest view yet of comet 3I/ATLAS, famous for being only the third known interstellar object to pass ...

A new analysis of our solar system’s interstellar interloper, 3I/ATLAS, reveals that it’s spewing huge amounts of water — and ...

ESA’s Mars orbiters have observed comet 3I/ATLAS, only the third interstellar comet ever discovered. The faint, distant ...

Water is the universal yardstick of comet science, the baseline for measuring how sunlight drives a comet's activity and ...

Astronomers just caught a rare glimpse of an interstellar comet as it zoomed past Mars. Images of the object, dubbed 3I/ATLAS ...

"As far as I know, there are no protocols for responding to the discovery of functioning alien devices near Earth." ...

NASA’s Swift telescope spotted signs of water on interstellar comet 3I/ATLAS - proof that water flows far beyond our solar ...

An interstellar visitor is zipping through the Milky Way, and a team of Michigan State University researchers is keeping ...

NASA’s Perseverance rover has been exploring the surface of Mars for evidence of ancient microbial life since 2021, but it’s ...

Need a refresher about 3I/ATLAS? Here's everything to know about the interstellar object, including when the latest ...