For centuries, humanity believed that Earth was the center of the universe, a view championed by Aristotle and Ptolemy. But ...

The geocentric model is a debunked theory that the Earth is the center of the universe, with the sun and planets revolving around it. When you purchase through links on our site, we may earn an ...

Because nobody was able to explain why the stars looked the same despite Earth changing position, the geocentric model became more widely recognised. Egyptian astronomer and mathematician Claudius ...