Astronomers have made a new discovery through the study of Interstellar Comet 3I/ATLAS, revealing new insights into the formation of planets and planetesimals. Astronomers have uncovered new insights into the formation of planets and planetesimals through the observation of Interstellar Comet 3I/ATLAS (C/2025 N1). The comet, captured by the Subaru Telescope in December 2025, offers a rare glimpse into the e... [3969 chars]