Intro -- Nicolaus Copernicus and the heliocentric revolution -- Biography -- A humanist education -- A diverse career path -- Context -- Poland, kingdom of chaos -- Humanism and the Reformation -- The discovery of America -- Highlights -- The Ptolemaic model -- Copernican observations -- The new heliocentric planetary system -- The Earth's motion -- The limits of the Copernican system -- Philosophical reasoning -- Impact -- A mixed reception among reformationists -- A delayed reaction from the Catholic Church -- The Copernican revolution -- Summary -- Find out more.