Using observation and logic, how did copernicus disprove ptolemy's theory about the universe? copernicus proved that the planets revolve around earth. copernicus proved that the sun is the center of the universe. copernicus proved that the sun revolves around earth. copernicus proved that earth is the center of the universe.

   Copernicus proved that the Sun is the center of the universe

Explanation:  Nicolaus Copernicus (19 February 1473 - 24 May 1543) was a Polish astronomer and mathematician who set up a model by which the Sun is the center of the universe, not the earth.  At that, the planets of the solar system do not rotate around the earth, but around the sun. He was condemned by the Church as a heretic, although he contributed to the development of the Scientific Revolution by his work.

(202 bc - 220 ad) dynasty started by lui bang; a great and long-lasting rule, it discarded the harsh policies of the qin dynasty and adopted confucian principles; han rulers chose officials who passed the civil service exams rather than birth; it was a time of prosperity