EntityQ961202· pop 35· linked from 331 articlesepicycleSign in to savemodel of planetary motion in which planets moved in a small circle which in turn moves around the EarthConnectionsheliocentrismEntitygeocentric modelEntityinferior and superior planetsEntityThomas AquinasEntityfrequencyEntityKepler's laws of planetary motionEntitySunConceptMoonConceptAristotleEntityastronomyEntityIsaac NewtonPersonVenusEntitySolar SystemEntityplanetEntityJupiterEntityGalileo GalileiEntityUranusEntityNicolaus CopernicusEntityGottfried Wilhelm LeibnizEntityJohannes KeplerEntityCategoriesAncient Greek astronomy