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Cosmos: A Personal Voyage

Episode 03 - The Harmony of the Worlds. Beginning with the separation of the fuzzy thinking and pious fraud of astrology from the careful observations of astronomy, Carl Sagan follows the development of astronomical observation. Beginning with constellations and ceremonial calendars (such as those of the Anasazi), the story moves to the debate between Earth and Sun-centered models: Ptolemy and the geocentric worldview, Copernicus' theory, the data-gathering of Tycho Brahe, and the achievements of Johannes Kepler (Kepler's laws of planetary motion and the first science-fiction novel). (from wikipedia.org)

Episode 03 - The Harmony of the Worlds


Go to Cosmos: A Personal Voyage Home or watch other episodes:

Episode 01 - The Shores of the Cosmic Ocean
Episode 02 - One Voice in the Cosmic Fugue
Episode 03 - The Harmony of the Worlds
Episode 04 - Heaven and Hell
Episode 05 - Blues for the Red Planet
Episode 06 - Traveler's Tales
Episode 07 - The Backbone of Night
Episode 08 - Journeys in Space and Time
Episode 09 - The Lives of the Stars
Episode 10 - The Edge of Forever
Episode 11 - The Persistence of Memory
Episode 12 - Encyclopedia Galactica
Episode 13 - Who Speaks for Earth?