Experience the brilliance of comet C/2023 A3, visible nightly this October, with its closest approach to Earth on October 12.

Those who live in the Northern Hemisphere can look at the night sky for a wonder that might have fascinated the Neanderthals ...

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

The brightest comet visible from Earth since 2006, C/2023 A3 Tsuchinshan-ATLAS, should be making an appearance around ...

A once-in-80,000-year sight will make its closest approach to Earth this weekend before heading into the vast abyss of outer ...

Pennsylvania stargazers can enjoy viewing several unique astronomical events this October, including the biggest supermoon of ...

The comet is known as C/2023 A3, or Tsuchinshan-ATLAS. Oct. 13 through Thursday, Oct. 24 should be a good time to see the ...

ATLAS, which should this weekend become a naked-eye object in the post-sunset sky from the northern hemisphere.

Crews aboard the International Space Station are preparing for significant transitions as Crew-8 readies for Earth return ...

The comet, named C/2023 A3 Tsuchinshan-ATLAS and dubbed the "comet of the century," will be at its closest to Earth this ...

The prime viewing nights for comet C/2023 A3 should be between Monday and Oct. 24, NASA says. An astronomer recommends using ...