Today, I wanted to talk about the history of the heliocentric model. After all, Copernicus’ most notable accomplishment is probably his proposed heliocentric, or sun-centered, model for the universe.

The heliocentric theory is the idea that the Sun is at the centre of the solar system and that everything else – planets, asteroids, comets and the rest – revolves around it. Prior to heliocentrism, ...

Nicolaus Copernicus was born on February 19, 1473, beginning a life that would see the Renaissance mathematician and astronomer shake up theories that claimed the Earth was the center of the universe ...

One of the more curious legends in popular history of science is that Nicolaus Copernicus was a Catholic priest. And Galileo gets the blame for launching this little myth. But the founder of the ...

Ibn-al-shatir's lunar model from which Copernicus is reported to have borrowed in composing his cosmological model. Credit: This work is in the public domain in the ...