2 green comets shine bright. How to spot them in the night sky
Two bright green comets are streaming through the skies and are visible to skygazers in the Northern Hemisphere. Both hail from the outer edges of our solar system — possibly what’s known as the Oort Cloud, well beyond Pluto. Comet Lemmon will have its closest brush with Earth on or around Tuesday. The other cosmic snowball, Comet SWAN, should have […]
OCT. 16, 2025