NASA’s Perseverance rover has spent years combing Jezero Crater for subtle traces of ancient microbes, but one of its most ...

The interstellar comet 3I/ATLAS is just days away from coming as close to Earth as it will ever get. Here's how you can track it and spot it.

Interstellar comet 3I/ATLAS reveals ancient secrets and strange chemistry as the largest object of its kind ever tracked.

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will soon come as close to our planet as it ever will.

Curiosity and MAVEN share the same alien sky, one on the ground and one in orbit, yet the rover will never simply “look up” ...

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's everything to know about it.

NASA’s Europa Clipper spacecraft has observed interstellar comet 3I/ATLAS, collecting rare data as the ancient object made ...

Interstellar comet 3I/ATLAS completes its near-miss with Earth, revealing bizarre chemistry and highlighting the growing ...

Futurist Michio Kaku sees humans doing ballet on Mars and projecting their brains into the cosmos. And aliens? Oh, they're ...

The order from the U.S. Court of Appeals for the Ninth Circuit is a win for Mr. Newsom, a Democrat, who has vigorously ...