Nicolaus Copernicus heliocentric model | Nicolaus Copernicus was a Polish scientist and astronomer that proposed the heliocentric (Sun-centered) model of the universe. Up until Copernicus, the academic community was in agreement that the Earth was at the center of the universe, this was known as the geocentric model.
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Nicolaus Copernicus (1473-1543) Nicolaus Copernicus was a Polish scientist and astronomer that proposed the heliocentric (Sun-centered) model of the universe. Up until Copernicus, the academic community was in agreement that the Earth was at the center of the universe, this was known as the geocentric model.