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3I/ATLAS: If It's Not A Comet, The Universe Just Got Stranger, Says NASA

Universe Just Got Stranger
International Business Times Fews App News Provider
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Astrophotographer Satoru Murata captures this photo of 3I/ATLAS NASA has doubled down on its conclusion that 3I/ATLAS is a comet, even as a growing group of scientists suggest the interstellar object may be far stranger than anything previously observed. First detected on 1 July 2025 by the ATLAS survey telescope in Chile, 3I/ATLAS travels on a hyperbolic orbit at extraordinary speed, confirming that it originated outside the Solar System. But its unusual chemical make-up, erratic brightness and CO₂-rich coma have prompted debate about whether it fits neatly into known comet categories at all.

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