Two bright green comets, Comet Lemmon and Comet SWAN, are currently visible in the Northern Hemisphere after originating from the outer solar system....

Two bright green comets, Comet Lemmon and Comet SWAN, are currently visible in the Northern Hemisphere after originating from the outer solar system....

In astrology, comets are seen as powerful cosmic messengers. Here’s how each zodiac sign can expect to feel the impact of this celestial...

Comets Lemmon and SWAN are now becoming visible. Although they will get brighter next week, you can image them them now using cameras and smartphones....

Comets Lemmon and SWAN are now becoming visible. Although they will get brighter next week, you can image them them now using cameras and smartphones....

Comets Lemmon and SWAN are visible after sunset from the Northern Hemisphere, but won’t be for long, making this the best weekend to look for them...

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

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

On Oct. 23, a striking crescent moon will be visible just after sunset alongside comets SWAN R2 and Lemmon. Here’s when and where to catch the...

Comet Lemmon — C/2025 A6 (Lemmon) — and Comet SWAN — C/2025 R2 (SWAN) — are the first comets visible in binoculars since Comet...