Nicolaus Copernicus was born in Royal Prussia, a region of the Kingdom of Poland since 1466, and is also a physician, polyglot, classics scholar, translator, artist, governor, diplomat, economist, and a polish astronomer who amazed people all around the world by changing their perspective of the galaxy that they barely know about. He came up with the heliocentric of the universe where the Sun, rather than the Earth, at the center with all of the other planets revolving around the Sun. He also wrote a book called "De revolutionibus orbium coelestium" (On the Revolutions of the Celestial Spheres), just before he died in 1543, and this was a huge event in the history of Science. It changed the way scientists from all around the world looked at the unknown galaxy called space. He also set down a quantity theory of money, a principal concept in economics to the present day, and formulated a version of Gresham's Law in the year 1519, before Gresham.