Comet SWAN has an estimated brightness of magnitude +6.1 (a measure of visual brightness), which, in a dark, moonless sky, ...

A pair of once-in-a-lifetime comets are rocketing through our skies right now, and it's a rare treat because they won't be ...

Lemmon, which is a rare green comet, can be seen with the naked eye on Oct. 21, according to the Royal Astronomical Society, ...

An astronomer in Italy caught a fortuitous image of the bright comet Lemmon seemingly entwined with the glowing trail of a ...

Comet C/2025 R2 (SWAN) was discovered on Sept. 10 by Ukrainian amateur astronomer Vladimir Bezugly. It has brightened ...

Two bright green comets are streaming through the skies and are visible to skygazers in the Northern Hemisphere. Both hail ...

Skywatchers can catch a rare glimpse of Comet Lemmon this month, and it won't be back until around the year 3175. Here's how ...

There’s been a new comet in the sky over the past few weeks, but now is the prime time to see it for yourself.

Learn when and where to see Comet Lemmon and Comet SWAN this October as they light up the night sky in a rare double comet ...

It has been a few years since we’ve seen a decently bright comet grace the nighttime sky, but one is now passing through our celestial neighborhood. It certainly won’t compare to the rare cosmic ...

Smartphone - Use the night mode setting if your phone has one. You should be able to take a long-exposure photo for a few ...

Keep an eye on the night sky in October—you might catch a falling star! The Orionid meteor shower reaches its peak on the ...