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LiveScience
LiveScience
Patrick Pester

Comet 3I/ATLAS has been transformed by billions of years of space radiation, James Webb Space Telescope observations reveal

Atlas Comet 3I Radiation Comet 3IATLAS NASA 3IAtlas
An image of a comet streaking through space with the stars around it reflecting rainbows.

Comet 3I/ATLAS is extremely irradiated from billions of years of cosmic ray bombardments, new research using observations from the James Webb Space Telescope (JWST) has revealed.

The comet has soaked up so many galactic cosmic rays during its interstellar journey through the Milky Way that it has developed a deep irradiated crust that no longer resembles the material of its home star system, the new research hints.

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