Category Comets, Asteroids & Dwarf Planets

Detailed facts and current observations of minor bodies in the Solar System. Learn more about asteroids, the composition of comets, and the characteristics of dwarf planets like Pluto and Ceres. Includes information on newly discovered comets and interstellar objects traveling through our solar system.

Comets, Asteroids & Dwarf Planets

Comet C/2025 A6 (Lemmon): A Bright Comet in October and November 2025

Comet C/2025 A6 (Lemmon) is a long-period comet discovered by the Mount Lemmon Survey that achieved exceptional brightness during its 2025 perihelion passage. Its composition offers crucial insights into primordial Solar System materials, making it a high-priority target for spectroscopic…

sonnensystem
November 2, 2025

Comet C/2025 A6 (Lemmon): A Bright Comet in October and November 2025

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