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Panspermia - Wikipedia

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Panspermia (from Ancient Greek πᾶν (pan) 'all' and σπέρμα (sperma) 'seed') is the hypothesis that life exists throughout the Universe, distributed by space dust,[1] meteoroids,[2] asteroids, comets,[3] and planetoids,[4] as well as by spacecraft carrying unintended contamination by microorganisms,[5][6][7] known as directed panspermia. The theory argues that life did not originate on Earth, but instead evolved somewhere else and seeded life as we know it.

Panspermia - Wikipedia Jump to content From Wikipedia, the free encyclopedia Hypothesis on the interstellar spreading of primordial life This article is about the fringe theory that life permeates the universe and gave rise to life on Earth. For the mainstream hypothesis that the organic building-blocks of life originated in space, see Pseudo-panspermia . Panspermia proposes that organisms such as bacteria , complete with their DNA , could be transported by means such as comets through space to planets including Earth . Panspermia (from Ancient Greek πᾶν (pan) ' all ' and σπέρμα (sperma) ' see

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