Observations by NASA’s SPHEREx (Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer) show the infrared light emitted by the dust, water, organic molecules, and carbon dioxide contained within comet 3I/ATLAS’s coma.
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NASA's SPHEREx Mission Spots 3I/ATLAS's Bright Envelope
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February 12, 2026 •
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Universe Today
