What was the Copernican Hypothesis?

The Copernican hypothesis was the first theory that placed the sun at the center of the solar system with the earth and all the other planets orbiting it. Before that, the dominant theory was the Ptolemaic system, which placed the earth at the center of the solar system and the universe. read more

Copernican heliocentrism is the name given to the astronomical model developed by Nicolaus Copernicus and published in 1543. It positioned the Sun near the center of the Universe, motionless, with Earth and the other planets orbiting around it in circular paths modified by epicycles and at uniform speeds. read more

The Copernican Hypothesis is the hypothesis that the sun, rather than the earth, was at the centre of the universe. Copernicus theorised that the stars and planets, including the earth, revolved around a fixed sun. read more