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.
Wisconsin sky watchers have a final chance to see two comets, along with a meteor shower, this week. Comets Lemmon (C/2025 A6) and SWAN (C/2025 R2) are both currently visible, while the Orionid meteor ...