Katrina Songco and Austin Sharkey
Ptolemy was known to be the greatest astronomer of antiquity. His ideas and ideas of Aristotle helped philosophers build the Ptolemaic System. The system was is called geocentric because philosophers places the Earth at the center of the Universe.
-- Claudius Ptolemy was born in Egypt in the year 90 A.D., but lived in Rome for a lot of his life.-- Claudius Ptolemy was known as a mathematician, astronomer, geographer, astrologer, and a poet.
-- Found the position of over 1000 stars
Also he knew the sun was at the center of the universe, rather than the Earth