The Ptolemy Simulator is an immersive text-based journey into the world of ancient astronomy. Step into the sandals of Claudius Ptolemy, the legendary Greco-Roman astronomer, as you explore the geocentric model of the universe that dominated scientific thought for over a millennium. Navigate through the halls of the Great Library of Alexandria, observe the movements of celestial bodies through the eyes of an ancient scholar, and uncover the intricate workings of epicycles and deferents. Your decisions will shape the course of your research, from charting the stars to debating with fellow philosophers, all while unraveling the mysteries of the cosmos as understood in the 2nd century AD.