Webb Telescope Data Suggests Ancient Origin for Interstellar Comet

AI-generated NewsSnap summary based on source reporting.
Published: 2026-06-24T15:23:09Z
Category: science
Source: EarthSky
Original source

The James Webb Space Telescope has observed interstellar comet 3I/ATLAS, revealing it formed an estimated 10 to 12 billion years ago, significantly predating our solar system. Its unique chemical makeup offers valuable insights into the early history of the Milky Way galaxy. These findings were recently published in a scientific journal.

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