He came up with the heliocentric model of our universe. THough galileo was the one who pushed it to be proven, copernicus was the one who realized that the sun was in the middle of the universe and we were orbiting around it compared to the church's ideas of the earth being in the middle of the universe and not rotating.
nicolas copernicus
He proved that the earth was not the center of the universe
one of his greatest achievements were he was the first European astronomer to change the medieval belief system =)
Some ideas: Nicolas Eugene Nicolas Kalvin Nicolas Frank Nicolas Derren Nicolas Aidan
Nicolas Freeling's birth name is F.R.E. Nicolas.
Nicolas
Nicolas Phillips's birth name is Nicolas Phillips.
Nicolas Ambreville's birth name is Nicolas van Brackel.
Nicolas Anelka's birth name is Nicolas Sebastian Anelka.
Nicolas Roeg's birth name is Roeg, Nicolas Jack.
Nicolas Quilter's birth name is Nicolas Patrick Quilter.
Scott Nicolas's birth name is Scott Stephen Nicolas.