Interstellar Comet 3I/ATLAS Left a Trail of Methane in its Wake

Interstellar Comet 3I/ATLAS Left a Trail of Methane in its Wake

Summary

A new analysis of data obtained by JWST on 3I/ATLAS as it was on its way out of the Solar System (in December 2025) showed that its interior is rich in methane ice.

Description

A new analysis of data obtained by JWST on 3I/ATLAS as it was on its way out of the Solar System (in December 2025) showed that its interior is rich in methane ice.

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