Second-century astronomer
Else clues• Ancient astronomer proved to be wrong by Copernicus
• Ancient astronomer who wrote the Almagest
• Ancient dynasty name
• Ancient Egyptian astronomer
• Ancient Egyptian ruler
• Ancient Greek astronomer with an Earth-centered theory
• Any of the kings of the Macedonian dynasty that ruled Egypt 323-30 B.C.
• Astronomer of Alexandria
• Copernicus proved him wrong
• Greek astronomer
• He discovered evection, the irregularity in the moon's orbit
• Influential second-century astronomer
• Regal Egyptian name
• Second-century astronomer and mathematician
• Alexandrian astronomer who proposed a geocentric system of astronomy that was undisputed until Copernicus (2nd century AD)