The green-hued Comet Lemmon will align with the Serpens constellation this weekend, offering a stunning view for astronomy ...

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

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

Comet C/2025 A6 (Lemmon) will pass through the neck of the great celestial serpent represented by the constellation Serpens ...

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 ...

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

The brighter Comet Lemmon is visible in the northwest in Serpens, and Comet SWAN in the southwest in Aquarius, about 90 ...

Comets Lemmon and SWAN are soaring past Earth in a rare cosmic treat. Here's best viewing times, tips and more in ...

The sky is filled with rare celestial treats this week. Want to spot some cool comets? Here's what to know about comets ...

A rare green comet is passing by Earth and can be seen with the naked eye from Oklahoma – and the next shot to catch it won’t ...

Comet C/2025 R2 (SWAN) is brightening the October night sky, offering stargazers a rare chance to see its glowing tail. Here ...

The month brings a spectacular lineup of celestial sights—including a rare chance to see Mercury without a telescope and a ...