Two rare bright comets, C/2025 A6 Lemmon and C/2025 R2 SWAN, are visible this month, offering a once-in-a-lifetime opportunity to see them with the naked eye, especially in the second half of the month from the northern hemisphere.
This October, skywatchers can potentially see two comets, C/2025 R2 (SWAN) and C/2025 A6 (Lemmon), with the former visible with binoculars or telescopes and the latter easily seen in the evening sky in the Northern Hemisphere, offering a rare celestial spectacle.
This October, two newly discovered comets, C/2025 R2 (SWAN) and C/2025 A6 (Lemmon), will be visible in the night sky as they approach Earth, with SWAN best viewed in the southern hemisphere near sunset and Lemmon in the northern hemisphere near sunrise, potentially visible to the naked eye during their closest approaches.