What is the title of Nicolaus Copernicus’s revolutionary magnum opus?

Answer

De revolutionibus orbium coelestium

Copernicus's major work, which laid out the mathematical arguments for the Sun-centered system, was titled De revolutionibus orbium coelestium, meaning On the Revolutions of the Heavenly Spheres.

What is the title of Nicolaus Copernicus’s revolutionary magnum opus?
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