Comet C/2023 (Tsuchinshan-ATLAS) is putting on a once-in-a-lifetime show. Here's how to see it before it leaves.

The phenomenon, known as an anti-tail, is an optical illusion caused by the Earth's position in the comet's orbital plane.

A comet discovered in 2023 will pass by Earth this weekend and become increasingly visible in Central Illinois over the next ...

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

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

Discovered in January 2023, A3 reached the closest point in its orbit to the Sun, known as perihelion, on Sept. 27, followed ...

Don't miss the the celestial wonder on spectacular display on Tuesday night—if you do, you'll be waiting a while to see it ...

Both comets will glow green in our skies. One comet, called C/2023 A3 (Tsuchinshan-ATLAS) is already visible, while another ...

The Hunter's Moon of October 2024 will be the largest full moon of the year thanks to its proximity to Earth. The moon ...

Kerala University's observatory captures images of bright comet C/2023 A3, offering a rare opportunity for skywatchers in ...

The coma and long tail of comet Tsuchinshan-ATLAS, also called C/2023 A3 (Tsuchinshan–ATLAS), is currently shining at ...

People around central Illinois got to see a comet that was discovered in 2023. The comet, called C/2023 A3 Tsuchinshan-ATLAS, (A3 for short) survived its close transit of the sun and is visible in the ...