Two comets are set to light up the night sky, one of which will not be seen again for over 1,000 years. C/2025 R2 (SWAN) and C/2025 A6 (Lemmon) are expected to be visible across the country this month ...

December is the month that fans of 3I/ATLAS have been waiting for as the interstellar comet makes its closest approach to ...

Comet C/2025 A6 Lemmon on Oct. 11, 2025, as imaged by Gianluca Masi at The Virtual Telescope Project (www.virtualtelescope.eu). The Northern Hemisphere’s night skies this October are building toward ...

The article advocates for imaging the dozens of fainter comets visible annually, serving as a valuable opportunity for astrophotographers to enhance their technical skills with existing deep-sky ...

The comets A6 (Lemmon) and R2 (SWAN) are visitors from the chilly fringes of our solar system, and could even be visible at the same time. By Marina Koren If you like comets, this month is shaping up ...

A pair of once-in-a-lifetime comets is rocketing through our skies right now, and it's a rare treat because they won't be back for hundreds of years. The comets, C/2025 A6 (Lemmon) and C/2025 R2 (SWAN ...

No two comets are exactly alike. Of course, they can appear similar. Two decently bright comets that share a superficial resemblance are gracing our skies right now, in fact: C/2025 A6 (Lemmon) and ...

Get ready for a once-in-a-lifetime spectacle on Monday, Oct. 20 Getty The Orionid meteor shower will peak overnight Oct. 20 through Oct. 21, while Comet Lemmon and SWAN make their closest approach to ...

During the past few years, we have witnessed a bumper crop of bright naked-eye comets, beckoning us to set up a camera and record their beauty to share with friends and family. However, the next great ...