Guide to Viewing and Photographing Comets Lemmon, SWAN, and 3I/ATLAS in October

Comet C/2025 R2 (SWAN), discovered in September, is brightening and may become visible to the naked eye in October as it approaches Earth on October 21. It can be observed in the evening sky, passing near notable stars and constellations, with its visibility improving throughout the month. Stargazers are encouraged to use binoculars or telescopes for a better view.