Only discovered in 2023, Comet C/2023A3 Tsuchinshan-ATLAS is visible through the naked eye right now. It won't return for ...

Have you seen comet Tsuchinshan-ATLAS yet? If you haven't yet seen the bright, icy space rock that's traveled from the edge ...

Astronomy enthusiasts in the U.S. have had the chance to witness stunning celestial events recently. Highlights include a ...

Greater Cincinnati stargazers were treated to a rare sight Thursday as a once-in-a-lifetime comet graced the sky.

The Oort Cloud is a theorized invisible spherical shell that surrounds the Sun.

The ancient comet—dubbed the “comet of the century”—returns to the inner solar system only once every 80,000 years.

How, when, and where to look to see Comet C/2023 A3 (Tsuchinshan-ATLAS) after sunset this weekend, on Friday, Oct. 18, ...

ATLAS, not seen since the Neanderthals, is visible in the Alton, Illinois, area. Catch a glimpse before it fades.

If you looked up at the sky tonight, you might’ve seen an “ancient” comet that won’t be seen again for tens of thousands of ...

This event is linked to Halley’s comet, and occurs as another comet, Tsuchinshan-ATLAS, remains visible. But a nearly full ...

The best comet of the year is starting to fade in brightness, but it’s still an easy naked-eye object in the evening sky.

Dozens of people gathered at the 606 Bloomingdale Trail, 1805 N. Ridgeway Ave., Thursday night for an observation event ...