Only discovered in 2023, Comet C/2023A3 Tsuchinshan-ATLAS is visible through the naked eye right now. It won't return for ...

The coma and long tail of comet Tsuchinshan-ATLAS, also called C/2023 A3 (Tsuchinshan–ATLAS), is currently shining at ...

Astronomy enthusiasts in the U.S. have had the chance to witness stunning celestial events recently. Highlights include a ...

The Oort Cloud is a theorized invisible spherical shell that surrounds the Sun.

The ancient comet—dubbed the “comet of the century”—returns to the inner solar system only once every 80,000 years.

Greater Cincinnati stargazers were treated to a rare sight Thursday as a once-in-a-lifetime comet graced the sky.

ATLAS, not seen since the Neanderthals, is visible in the Alton, Illinois, area. Catch a glimpse before it fades.

How, when, and where to look to see Comet C/2023 A3 (Tsuchinshan-ATLAS) after sunset this Friday, Oct. 18, with sky charts, ...

You can see the bright bundle of ice and dust until Oct. 24 by using binoculars or a telescope in a dark environment, NASA ...

The comet Tsuchinshan-ATLAS is visible about an hour and a half after sunset, but it’s getting dimmer every day. And it only ...

The best comet of the year is starting to fade in brightness, but it’s still an easy naked-eye object in the evening sky.

How, when, and where to look to see Comet C/2023 A3 (Tsuchinshan-ATLAS) after sunset this weekend, on Friday, Oct. 18, ...