In Ptolemy's geocentric model of the universe, the Sun, Moon, and each planet orbit a stationary Earth.
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Photo credit: © Encylopaedia Britannica / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: apogee, applied, astronomy, circle, deferent, diagram, earth, earth., epicycle, equant, figure, geocentric, geometrical, geometrics, geometry, horizontal, illustration, illustrations, mathematical, mathematics, model, moon, orbit, paper, parchment, perigee, planet, planetary, pre-euclidean, ptolemaic, ptolemy, science, shape, solar, square, stationary, sun, system, universe, vertical
