JWST Observations Suggest Interstellar Comet Predates Solar System

AI-generated NewsSnap summary based on source reporting.
Published: 2026-06-22T19:06:00Z
Category: science
Source: Daily Sabah
Original source

The James Webb Space Telescope has observed Comet 3I/ATLAS, revealing an unusual chemical composition with exceptionally high deuterium levels. This finding suggests the comet originated in a cold, dense cloud, potentially existing before our Sun and Solar System formed. The discovery offers new insights into the conditions for prebiotic chemistry in the galaxy.

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