The Extraterrestrial Life Debate from Antiquity to 1900

  title={The Extraterrestrial Life Debate from Antiquity to 1900},
  author={Michael J. Crowe and Matthew F. Dowd},
  booktitle={AHS 2013},
This chapter provides an overview of the Western historical debate regarding extraterrestrial life from antiquity to the beginning of the twentieth century. Though schools of thought in antiquity differed on whether extraterrestrial life existed, by the Middle Ages, the Aristotelian worldview of a unified, finite cosmos without extraterrestrials was most influential, though there were such dissenters as Nicholas of Cusa. That would change as the Copernican revolution progressed. Scholars such… 

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