Copernicus

Copernicus was the first scientist who found that earth revolves around the sun. "Modern astronomy may be said to have begun with Copernicus. Previous to his time the received theories of the structure and motions of the universe were incorrect, inconsistent, and incomprehensible, and did not explain the inexact observations that were referred to them. He gave to science a correct theory, in which exact observations have found clear and consistent explanations..."