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 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 ...

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

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 ...

How, when, and where to look to see Comet A3 Tsuchinshan-ATLAS after sunset this Saturday, Oct. 12, with sky charts, before ...

Astronomers captured spectacular images of Comet A3, or Tsuchinshan-ATLAS, as it passed about 44 million miles from Earth on ...

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

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

Comet A3 will be visible to the naked eye this weekend, meaning it is the last time to see the 'once in a lifetime' space ...