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 ...

Comet Leonard, which last passed by Earth 80,000 years ago, has been dazzling the night sky before Christmas, and there's only a few days left to see the celestial object before it disappears forever.

The newest comet to create a buzz among sky watchers was spotted recently, and it will be coming closer to Earth in October - possibly giving us a better look at this once-in-a-lifetime visitor from ...

There’s always another comet. Last year there was much ballyhoo over the so-called “devil comet,” some will-it-won’t-it drama of Tsunchinshan-ATLAS, and the sudden discovery (and quick demise) of a ...

Newly discovered comet C/2023 A3 Tsuchinshan-ATLAS is visible in the skies above Oregon, and local photographers have captured the event in dramatic photos. The comet was discovered in 2023 by “by ...