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Handout

The Ptolemaic Model of the Planetary System

Curated by ACT

An easy-to-read description and history of Ptolemy's geocentric model of the universe. Geocentric means that Ptolemy believed the Earth was the center of the universe.

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Concepts
aristotle, astronomers, astronomy, planets, ptolemy
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Additional Tags
earth, geocentric system, intellectual revolution, ptolemaic model, ptolemaic system, scientific revolution, universe, astronomer, planet
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Classroom Considerations
  • Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)
  • The intended use for this resource is Instructional
  • This resource is only available on an unencrypted HTTP website.It should be fine for general use, but don’t use it to share any personally identifiable information