Mystery AtlasDirected Panspermia Hypothesis
Francis Crick and Leslie Orgel's 1973 proposal that life on Earth began when an advanced extraterrestrial civilisation deliberately sent microorganisms across interstellar space; distinct from natural panspermia in requiring intentional action by an intelligent sender, and not supported by any direct evidence.
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Theories & Explanations
Directed Panspermia Hypothesis is derived from Panspermia Hypothesis.
People
Directed Panspermia Hypothesis was authored by Francis Crick — Proposed with Leslie Orgel in a 1973 paper; Crick later said he no longer considered it likely given advances in understanding Earth's own early chemistry.