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

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

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

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 ...

A rare comet is expected to be visible in the night sky shortly after sunset this week across Southern New England.

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

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

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

Here are some of the best pictures of Tsuchinshan-ATLAS taken by photographers from around the UK.

How, when, and where to look to see Comet A3, also known as C/2023 A3 (Tsuchinshan-ATLAS), this Thursday, Oct. 3, with sky ...

How, when, and where to look to see Comet A3, also known as C/2023 A3 (Tsuchinshan-ATLAS), this week, with sky charts.