NASA STEREO-A satellite's SECCHI/HI-2 camera captured this imagery of Comet C/2021 A1 (Leonard) Credit: Space.com | footage courtesy: NASA/NRL/B.Gallagher | edited by Steve Spaleta ...

Roxanne Morin, a San Antonio native, says she and her family "only caught the end of it" on camera, but it appeared active ...

Newly discovered comet C/2025 R2 (SWAN) will soon be gracing our evening sky. Here's how to see it and what to expect.

Observers mention Comet SWAN as a small, condensed coma with a faint tail. By mid-October, it will become easier to be visible from northern latitudes, climbing steadily higher in the southwest ...

Astronomers are racing to study 3I/ATLAS, an interstellar comet whose strange behavior reveals new clues about how other ...

A comet explosion may explain mass extinctions 13,000 years ago, linking the Clovis people's vanishing and mammoth die-off to ...

American TV personality and socialite Paris Hilton on Tuesday (September 23) launched an animated television series called "Paris & Pups", saying it was always a "dream project" to do, especially now ...

A retreating glacier has revealed a new island in Alaska, as lake water filled in to surround a land mass once hugged by ice.

Utah prosecutors said on Tuesday they will seek the death penalty for the suspect in conservative activist Charlie Kirk's ...