Webb Telescope Uncovers Unique Chemistry of Interstellar Comet

AI-generated NewsSnap summary based on source reporting.
Published: 2026-07-01
Category: science
Source: Mashable
Original source

The James Webb Space Telescope has observed an interstellar comet, 3I/ATLAS, revealing an unusual chemical composition. This suggests the comet originated in a very cold, chemically primitive area of the early Milky Way galaxy. Published in Nature, these findings indicate the comet could be billions of years older than initially thought, providing a rare look into the galaxy's ancient history.

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