NASA STEREO-A satellite's SECCHI/HI-2 camera captured this imagery of Comet C/2021 A1 (Leonard) Credit: Space.com | footage ...

It’s the final countdown for skygazers as the much anticipated Comet Tsuchinshan-ATLAS will disappear from our night sky by ...

A giant fish in Asia’s Mekong River that scientists believed to be extinct has been spotted three times after almost 20 years ...

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Look west the next clear night; binoculars are advised as the comet is slowly dimming and shortening. It will require ...

If you want to see what people are calling "the comet of the century," your last chance is coming up soon, as it will most likely not be visible with the naked eye anymore after this weekend.

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 approximately 44 million miles. Since then, observers, especially in ...

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 ...

A week after the northern lights were visible in the Mid-Atlantic, a rare comet made an appearance. But, if you missed it Wednesday, don’t worry; you still have a few more days to catch it.

Have you seen comet Tsuchinshan-ATLAS yet? If you've not been able to glimpse the bright, icy space rock that's traveled from the edge of the solar system, it's not too late. But you need to see ...

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 ...