Copernicus was an internationally recognised Polish astronomer and mathematician, best known for the theory that the sun is at the centre of the universe.
His concept of a heliocentric solar system, in which sun rather than the earth is the centre of the solar system had a significant impact later on worker’s view of the universe, however was rejected by the Catholic church.
He studied astronomy at the University of Cracow in Poland and it might to be hard to believe, but he wasn’t a scrupulous student. He started his study four years later, that the average student and it took him almost 9 years to graduate. He was multilingual and could speak Latin, Polish, German, Italian and Greek. His name was inspired by the name of his village.
More interesting facts about Nicolaus Copernicus here: https://bit.ly/2RO6LnO