The small, icy visitor now racing away from the inner solar system is not just another comet. It is an interstellar object, ...

On Tuesday, February 17, 2025, the comet is predicted to come closest to Earth at a distance of around 151.5 million kilometers, or 1.01 astronomical units (AU).

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. C/2023 A3 Tsuchinshan-ATLAS as imaged on June 1, 2024 by ...

A cool interstellar comet that for millions of years has drifted in the spaces between our stars is now back in our telescope viewing range and will make its closest approach to Earth this week. We’re ...

Newly discovered comet C/2023 A3 Tsuchinshan-ATLAS is visible in the skies above Oregon, and local photographers have captured the event in dramatic photos. The comet was discovered in 2023 by “by ...

Comet ATLAS (C/2024) G3 is set to dazzle Southern Hemisphere skywatchers in mid-January. Here’s everything you need to know about the 'New Year comet'. When you purchase through links on our site, we ...

(Gray News) - Those who live in the Northern Hemisphere can look at the night sky for a wonder that might have fascinated the Neanderthals 80,000 years ago. The comet is now making its closest ...