JWST Reveals Pluto’s Haze Cools Atmosphere, Paints Charon’s Poles Red



Posted on Sun Jun 15 2025 | 11:32 am


JWST confirms Pluto’s haze cools its mesosphere and drives methane escape, coating Charon’s poles red. The haze absorbs UV light, heats the upper atmosphere, and re-radiates heat as infrared.




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