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

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

A disintegrated comet has left behind a glowing dust cloud—here’s how to spot it before it vanishes from the northern sky.

Since its discovery, hundreds of observations of the comet have been logged into the International Astronomical Union’s Minor ...

Astronomers from the Massachusetts Institute of Technology (MIT) have made an unusual discovery, finding a planet which is in the process of disintegrating. And as it decays, it is leaving behind a ...

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

Initial observations suggest the comet, called C/2025 F2 (SWAN), will continue getting brighter as it approaches the sun.

When a new comet appears in the sky, there is often excitement. But things don’t always end well for the ancient celestial objects, made of ice, frozen gases and rock, as they near the sun ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. When a new comet ...