Example image of eyePlorer eyePlorer map for 'Aristarchus of Samos': 310 BC 230 BC Astronomer Greece Greeks Mathematician Samos Island Earth Heliocentrism Solar System Sun Philolaus Pythagoreanism Aristotle Geocentric model Isaac Newton Johannes Kepler Nicolaus Copernicus Ptolemy Aristarchus (crater) Moon Aristarchus On the Sizes and Distances World view Archimedes Hypothesis The Sand Reckoner Parallax Telescope Babylonian astronomy Plutarch Seleucus of Seleucia Lunar phase Terminator (solar) Geometry Tycho Brahe Angle Callippic cycle Great Year Callippus Meton of Athens Vatican Library Continued fraction Midsummer Precession Sidereal year Tropical year Hipparchus Greek astronomy Scaphe List of cosmologists