Comet Nishimura came into NASA's STEREO-A spacecraft's field of view. The solar wind was interacting with the tail of the ...

Comet C/2023 P1, Nishimura visible from Earth. Credit: NASA/JPL-Caltech | edited by Space.com Newsom calls special session to ...

Comets have long been seen as omens and portents, and it's easy to understand why. They first appear as faint smudges of light in the sky, sometimes fading soon after and sometimes becoming brighter ...

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.

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 ...

Comet C/2023 A3 (Tsuchinshan-ATLAS) is still visible in the night sky, and you can watch it live today thanks to a free livestream. Comet Tsuchinshan-ATLAS is growing dimmer as it speeds away from ...

Highlights include a geomagnetic storm causing the northern lights to reach as far south as Texas and the visibility of Comet Tsuchinshan-ATLAS, observable in the western sky post-sunset until ...

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 ...

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.

A rare, once-in-a-lifetime comet graced skies across Greater Cincinnati this week. Social media users across Ohio captured photos Thursday, with a Reddit user claiming they could see the comet ...