Comet C/2023 A3 gave Montana sky-watchers a view of a lifetime this weekend. The comet will be in view until at least October 24th as it makes its way away from Earth. Send us your pictures!

San Diegans witnessed a comet streak across the night sky over the weekend -- and it may not have been the last time to ...

How, when, and where to look to see Comet C/2023 A3 (Tsuchinshan-ATLAS) after sunset this Monday, Oct. 14, with sky charts, ...

How, when, and where to look to see Comet C/2023 A3 (Tsuchinshan-ATLAS) after sunset this week — and how you can see in until November.

Scientists say comet C/2023 A3 Tsuchinshan-ATLAS is visible once every 80,000 years, and people across North America were ...

Days after the northern lights were visible over the Carolinas, another rare sky event could be coming this week, this one a ...

For the best view of the comet C/2023 A3 Tsuchinshan-ATLAS in Bucks County, look west just after sunset on Monday.

Comet C/2023 A3 (Tsuchinshan-ATLAS) is making its close approach to Earth this week, offering North Texans a rare opportunity ...

The spherical shell known as the Oort Cloud is, for all practical purposes, invisible. Its constituent particles are spread so thinly, and so far from the light of any star, including the Sun, that ...

COLDEST AIR OF THE SEASON SO FAR. EARLY. BUT WE CAN CERTAINLY MAKE THAT CLAIM. HIGH TEMPERATURES FEW DAYS THIS WEEK MAY NOT ...

Stargazers in the U.S. will be dazzled this week as the closest—and largest—supermoon of the year graces the skies.