An “ancient” comet that won’t be seen again for tens of thousands of years will be visible Thursday night, after traveling from beyond the solar system to within its closest point to Earth ...

BOSTON - It isn't often that we get the chance to see a comet with the naked eye. But, in a year already filled with so many astronomical treats, it looks like we will be able to add a comet to ...

Comet C/2023 A3 — better known as Tsuchinshan-ATLAS — is fading in brightness as it speeds away from the Sun and Earth in the evening sky. It’s still visible to the naked eye in a dark sky ...

Talk about a Halloween treat. A recently discovered comet will be blazing by the Earth in broad daylight just in time for Halloween, astronomers say. Comet C/2024 S1, first found at the end of ...

There’s a chance a “Halloween” comet will become visible tonight, with also a possibility of seeing it during the daytime if it doesn’t break apart while approaching the sun, according to ...

And now it's been the once-in-a-lifetime comet. The comet first entered our orbit Oct. 12 when it was closest to Earth at ...

A once-in-many-lifetimes comet is zipping by Earth right now. Comet C/2023 A3 — known simply as Comet A3 — was first discovered last year and was first visible in the night sky earlier this ...

A rare celestial event is lighting up the night sky this month as Comet Tsuchinshan-Atlas makes its closest approach to Earth for the first time in roughly 80,000 years. The comet, designated C ...

A comet, discovered last year, is orbiting Earth through late October and won't return for 80,000 years. This week will be another busy one. Comet Tsuchinshan-ATLAS (C/2023 A3) will likely remain ...

A rare comet - the brightest one of the year - is creating quite a buzz with its appearance in our skies this month. So why are so many people having trouble seeing it? Don‘t take it personally ...

Comet C/2023 A3, also known as Tsuchinshan-ATLAS, has been in the evening sky for a week now. If you haven’t seen it, that’s understandable because there’s also been a bright Moon in the sky.