What are important contributions that Nicolas Copernicus has made?
He managed to establish (posthumously, I might add) he heliocentric theory of our solar system
1 Recall the contributions made to your knowledge of astronomy by the ancient Greeks Copernicus and Galileo?
Another answer from our community: The Catholic Church actually encouraged Nicolas Copernicus to publish his book, and it was published with a tribute to the reigned Pope, the local Bishops encouraged him, along with a Cardinal in Rome. Copernicus had major problems because the protestant Lutherans thought that he was going against the Bible, and he didn't want to cause any more trouble. At that time, Copernicus was already dying and at the end of…
Nicolaus Copernicus made a very important discovery. He discovered that the earth and all of the planets revolve around the sun. Before Copernicus discovery astronomers believed that the Earth was the center of the universe and the sun and planets revolved around it. Astronomers are very thankful to Nicolaus Copernicus and his great discovery. Today he is called the Father of Modern Astronomy.