Answer:
PTOLEMY
Step-by-step explanation:
Ptolemy ruled Egypt after the death of Alexander. He considered the Earth the center of the universe and he was pharaoh of Ptolemaic Egypt from 305/304 BC to his death. He was the founder of the Ptolemaic dynasty.
Ptolemy used his observations and calculations to develop the Ptolemaic System, a theory about how the universe works and how the planets and stars move.