- Comet C/2025 A6 Lemmon is a bright, long-period comet discovered on January 3, 2025, that reached its perihelion on November 8, 2025. ▼ Baader Apo 95 CaF₂ | Canon EOS R(a) ’25 © Thomas Hanrath ’25 · CC BY-NC-ND 4.0 astrocamp.eu/en/c-2025-a6... #astrophotography #astronomy #nature #solsystemNov 8, 2025 17:21