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ESA/Hubble/Webb weic2613: Webb finds clues to ancient, distant origin of Comet 3I/ATLAS. The third identified interstellar comet in human history has a surprising chemical makeup, raising questions as to how common, or unusual, conditions in our own Solar System may be.

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ESA/Webb News
22 June 2026

The third identified interstellar comet in human history has a surprising chemical makeup, raising questions as to how common, or unusual, conditions in our own Solar System may be.

The release, images and videos are available on:
https://esawebb.org/news/weic2613/

Kind regards,
ESA/Hubble/Webb Information Centre
22 June 2026

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