nicolas

    Top: Science: Astronomy: History: People: Copernicus,_Nicolas:

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• - An abridged version of "Revolutions". Includes study notes, diagrams and glossary.
  
• - Gives excerpts from the scientist's works. Lists the astronomer's reasons as to why the earth must be round, such as pointing to the different times that peoples from different geographic regions see the moon appear at night.
  
• - Encyclopedia article provides an overview of the astronomer's early life, his education, and his revolutionary theory that the earth was not the center of the universe.
  
• - Detailed biography examines Copernicus' dissatisfaction with the Ptolemaic system of astronomy and his theory that the earth actually revolved around the sun. Also includes portrait.
  
• - A short biography (1473-1543).