Outline of extraterrestrial life

The following outline is provided as an overview of and topical guide to extraterrestrial life:

Extraterrestrial life – is any type of lifeform, from prokaryotes to intelligent beings, that is neither native of Earth or transplanted from it. So far, no extraterrestrial life has ever been found.[1]

  1. ^ "Are we alone in the universe?". NASA. March 1, 2022. Retrieved July 12, 2022.

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