
Interstellar Comet 3I/ATLAS: Cryovolcano or Hype?
Key Takeaways 3I/ATLAS is an interstellar (hyperbolic) comet discovered by the ATLAS survey and reported to the Minor Planet Center on 1 July 2025 (NASA). Multiple teams observed sudden jetting, rapid brightening, and spectral features; some authors describe these as consistent with cryovolcanic-style eruptions or rapid surface activation as the object warmed. OSIRIS-REx samples from […]
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