JWST observes methane on interstellar comet, indicating unique composition.

AI-generated NewsSnap summary based on source reporting.
Published: 2026-06-05
Category: science
Source: Space.com
Original source

The James Webb Space Telescope has detected significant methane levels surrounding interstellar comet 3I/ATLAS. This observation suggests that the comet's chemical makeup differs from those found within our own solar system, providing new insights into objects from beyond our stellar neighborhood.

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