Comet C/2025 A6 (Lemmon) is currently observable at magnitude 5.7 in the predawn sky within Canes Venatici, positioned approximately 1.5° southeast of Chara, with its closest approach to Earth and ...

Despite having made its closest flyby of Earth exactly one week ago, Comet C/2025 A6 (Lemmon) remains an accessible target for sky-watchers this week, although viewing conditions are quickly becoming ...

In a rare doublecosmic treat and once-in-a-millennium visit from an icy green comet, stargazers can look to the night sky through October 2025 to view Comet Lemmon and Comet SWAN, which will be ...

Comet Lemmon will cut through the neck of a cosmic serpent on the night of Oct. 26, when it passes through the stars of the constellation Serpens Caput ahead of its close approach to the sun in early ...

TOLEDO, Ohio — Skywatchers have a rare cosmic visitor to look forward to this month. Comet C/2025 R2 (SWAN), first spotted in September by NASA’s Solar Wind Anisotropies instrument aboard the SOHO ...

A bright new solar system comet could put on a show in the October night sky as it zooms past Earth. Comet C/2025 R2 (SWAN) was discovered on Sept. 10 by Ukrainian amateur astronomer Vladimir Bezugly.