Comet 3I/ATLAS has arrived as the third confirmed visitor from interstellar space, and it is not behaving the way a quiet ...

On Friday, December 19, the comet made its closest pass to Earth, safely cruising by at a distance of approximately 167 ...

The comet—only the third known interstellar visitor to our solar system—will make its closest approach of the Earth this week ...

Scientists tracked interstellar comet 3I/ATLAS and found rotating jets in a rare sun-facing tail during its 2025 pass through ...

Whatever you call it, it is a staple of any nativity scene, just as much as the wise men who followed it, usually represented as a bright star or comet above the stable where baby Jesus lies. The idea ...

This week the eyes and telescopes of the world will be watching to learn everything we can,' says an astronomer.

Astronomers have spotted a new comet, moving on a trajectory that indicates that it whizzed into our solar system from interstellar space and is just passing through. It's only the third time ...

If you were wondering whether or not humanity was out of stuff to do, a European spacecraft has touched down on a comet moving as fast as 84,000 miles (135,000 km) per hour. According to the AP’s ...