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A Harvard Astronomer Has a New Theory About 3I/ATLAS, and Yes, It Involves Aliens Again

vice.com

Harvard's most controversial astronomer is using the mysterious interstellar object 3I/ATLAS to resurrect panspermia — the radical idea that life hitchhikes across the cosmos on space rocks.

PanspermiaFermi ParadoxDirected PanspermiaAstrobiology
A Harvard Astronomer Has a New Theory About 3I/ATLAS, and Yes, It Involves Aliens Again

Theory Briefing

  • 3I/ATLAS, a newly detected interstellar object, has reignited debate about whether life-seeding material travels between star systems.
  • Harvard astronomer Avi Loeb is now fully backing panspermia, the theory that biology's building blocks ride comets or debris across galaxies.
  • Loeb's alien-friendly framing of every anomalous space object forces a real scientific question: how do we falsify panspermia at all?