NEW YORK — A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing hopes ...

A group of comets with unexplained movements presents a quandary D avide Farnocchia hunts down and tracks asteroids, and ...

A much-anticipated green comet that had stirred excitement among amateur astronomers and skywatchers around the world has met ...

Once you remember that the sun also orbits the solar system's common center of mass, it all makes sense. Our sun is wobbling, ...

A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing hopes of a naked ...

Here’s a little spoiler for next month’s Cosmic Calendar: early May will see the return of the Eta Aquarid meteor shower. The ...

A newly discovered comet, called C/2025 F2 (SWAN), may have disintegrated. But the remnants are still visible.

It’s known for its bright and fast-moving shooting stars resulting from Halley’s comet, the most famous comet of all, which ...

Photos show that comet C/2025 F2 (SWAN) experienced a "major eruption," causing it to become temporarily brighter. However, ...

University of Central Florida (UCF) scientists and their collaborators discovered new insights into the formation of distant ...

Astronomers suspect the comet came from the Oort Cloud, a reservoir of icy bodies thought to exist at the edge of our solar system far from the warm reach of the sun. “Every now and then ...