Example image of eyePlorer eyePlorer map for 'Almagest': Alexandria Arabic language Astronomy Egypt English language Greek language Latin Mathematics Planet Ptolemy Star Treatise Europe Geocentric model Islamic Golden Age Middle Ages Renaissance Greek astronomy Hipparchus Trigonometry Canopus, Egypt Aristotle Earth Fixed stars Chord (geometry) Ecliptic Spherical trigonometry Equinox Gnomon Latitude Solstice Sun Deferent and epicycle Precession Apsis Moon Parallax Eclipse Constellation Star catalogue Apparent magnitude Logarithmic scale Classical planet Mercury (planet) Mars Venus Jupiter Saturn Apparent retrograde motion Zodiac
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