Copernicus said that the daily motions in the heavens were caused by the A Earth turning on its axis. B Earth and the planets orbiting the Sun. C planets turning on their axes. D planets speeding up and slowing down. E planets moving on epicycles.
He based his study of the universe which works due to the sun and not the earth at its center and other heavenly bodies moved in a circular order centered by the sun. The earth is not the center of the universe but is the center of the lunar motion.
