Answer: ptolemy

AnswerCrossword Clue
PTOLEMYDynasty of ancient Egypt.
PTOLEMYAstronomer with a geocentric model of the universe
PTOLEMYHe discovered evection, the irregularity in the moon's orbit
PTOLEMYAncient Egyptian ruler
PTOLEMYRevolutionary thinker?
PTOLEMYAncient dynasty name
PTOLEMYSecond-century astronomer
PTOLEMYEgyptian astronomer
PTOLEMYGreek astronomer
PTOLEMYFamous Egyptian astronomer.
PTOLEMYCataloger of the "original 48" constellations
PTOLEMYCleopatra's dynasty.
PTOLEMYSecond-century astronomer and mathematician
PTOLEMYInfluential second-century Greek astronomer and geographer
PTOLEMYAncient Greek astronomer with an Earth-centered theory
PTOLEMYAncient astronomer proved to be wrong by Copernicus
PTOLEMYInfluential second-century astronomer
PTOLEMYAncient astronomer who wrote the "Almagest"
PTOLEMYCopernicus proved him wrong