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

Two spectacular night sky sights rise tonight, and you can watch them live.

How, when, and where to look to see Comet C/2023 A3 (Tsuchinshan-ATLAS) after sunset this Saturday, Oct. 19, with sky charts, ...

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

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

The Tsuchinshan-ATLAS comet was created more than 4 billion years ago when the planets reshuffled and changed the ...

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

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

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

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

Comet Tsuchinshan-Atlas (C/2023) is passing by Earth, and should be bright enough to see with the naked eye in the night sky.

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