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

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 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 ...

A once-in-a-lifetime comet is currently making a pass by our Sun − and for the next few days, it's visible in the night sky. Comet C/2023 A3 (Tsuchinshan-ATLAS) appeared in the morning sky late ...

To see the comet from the northern hemisphere, look west from about 45 minutes after sunset; it's just below and to the right of Arcturus, a bright red giant star in the constellation Boötes.

Comet Tsuchinshan–ATLAS graced in the dawn ... It’s around 15 times fainter than the giant planet, and shines with a distinctly orange-red hue. By the end of October the Red Planet lines ...

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 ...

Jamie Carter is an award-winning reporter who covers the night sky. I saw and photographed comet Tsuchinshan-ATLAS (C/2023 A3) last night. Having emerged from the sun's glare, Friday, Oct. 11 ...

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.

Help us keep bring these critical stories to light. Your support makes all the difference. A comet that visits the solar system every 80,000 years is set to pass Earth in the coming days ...