The stunning comet C/2024 G3 lights up the sunset sky over Chile's Very Large Telescope in this spectacular photo.

Then on to Leo by the end of February." If you don't catch the comet this time, don't worry, you'll have another chance to see it when it comes back around in 2022, according to NASA. If you aren ...

A comet called ATLAS dazzled the southern skies for the last few weeks. Now it's heading out of view for half a million years ...

In February 2025, conditions were just right to catch a "planetary party" above the European Southern Observatory's (ESO) ...

A new comet, recently discovered by Hannes Gröller of the University of Arizona, an observer with the Catalina Sky Survey, and now known as C/2025 D1 (Gröller), is smashing records. Still way ...

As the comet gets close to the sun, it gets warmed up and its icy material transforms from solid to gas. This process creates long tails and an atmosphere around the nucleus, called the coma. SEE ...

He predicted that the comet would return in 1758, and indeed, although Halley was no longer around to see it, it did. The comet is now known as Halley’s Comet and shows up about every 76 years ...