Comet 3I/Atlas will make its closest approach to Earth this week after months-long intrigue around interstellar visitor - The ...

Harvard physicist Avi Loeb raises concerns as interstellar object 3I/ATLAS makes its closest pass to Earth later this month.

An interstellar comet racing through the inner solar system is giving scientists a rare chemical snapshot of material formed around another star, with early findings showing an unexpectedly low water ...

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

Astronomers studying the interstellar comet known as 3I/ATLAS have detected a vast and unexpected X-ray halo extending ...

Whatever you call it, it is a staple of any nativity scene, just as much as the wise men who followed it, usually represented ...

Then there was the September discovery of C/2025 R2 (SWAN), a comet so bright that even when it was near the moon on ...

A simple breakdown of the new 3I/ATLAS pulsing discovery and why scientists are checking if Callisto might be affected.

NASA and ESA both shared new images of the interstellar comet 3I/ATLAS this week, as the agencies gear up for the mysterious ...

NASA scientists have determined the comet, dubbed 31/ATLAS, is from another solar system. ESA, David Jewitt (UCLA) For several months, an ancient voyager unlike any other before has been visiting our ...

For several months, an ancient voyager unlike any other before has been visiting our small patch of the universe. In calling our visitor ancient, we mischaracterize its age as that word implies ...

Comet Hale-Bopp (C/1995 O1) was independently discovered by amateur astronomers Alan Hale and Thomas Bopp on July 23, 1995, at approximately 7 astronomical units from the Sun, initially presenting at ...