A once-in-80,000-year sight made its closest approach to Earth this weekend, and a stunning video recorded in California ...

A comet discovered in 2023 will pass by Earth this weekend and become increasingly visible in Central Illinois over the next ...

All being well, astronomers believe C/2023 A3 will be visible to the naked eye, especially around October 12. However, a pair ...

Comet A3 hasn't been past Earth since the Neanderthals. It'll be visible across the Northern Hemisphere in October; here's ...

Comet A3 will be best viewed in a dark sky away from light pollution from this weekendHere are 25 places in the U.S. where ...

Comet C/2023 A3 Tsuchinshan-ATLAS could be as bright as the planet Venus on Oct. 9 and will be visible to the naked eye on ...

I got myself to a place where I could see low down to the western horizon, where the sun had just set. Here's how you can see ...

The Comet A3 (Tsuchinshan-ATLAS) made its first appearance in London skies last night just after sunset. Don't worry if you ...

Comet Tsuchinshan-ATLAS has an 80,000 year orbit and, it just so happens, that it is now approaching its closest pass to ...

A comet that some are calling "the comet of the century" will soon be visible. Comet C/2023 A3 Tsuchinshan–ATLAS is ...

If you missed the aurora show Thursday night, or you want another celestial showcase, check the weather in the D.C. area ...