The cryovolcanic "centaur" comet 29P/Schwassmann-Wachmann has erupted four times in less than 48 hours, becoming unusually ...

The human family was treated to comet C/2023 A3 (Tsuchinshan-ATLAS) during October, a visitor from the outer reaches of the ...

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 ...

An ancient comet is gracing our night skies this month. Catch it now because it won’t be back for another 80,000 years. Comet Tsuchinshan–ATLAS, discovered in 2023, is expected to be visible ...

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.

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 ...

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 ...

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 ...

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 ...

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 ...