Nicolaus Copernicus
He was good guy.
The theory and help of Nicolas Copernicus.
Nicolas Copernicus was someone very important was Renaissance mathematician and astronomer who developed a heliocentric model of the universe that placed the Sun, not the Earth, at the center.
This man was very important because it helped people, and that was very professional he was a lawyer with a doctorate, he was a physician, translator, artist, diplomat and economist governor, Nicolas Copernicus also spoke five languages are Latin, German, Polish, Greek, and Italian.