Which scientist was the first to propose the hellocentric model of the universe?

Nicolaus Copernicus

Nicolaus Copernicus in his De revolutionibus orbium coelestium ("On the revolution of heavenly spheres", first printed in 1543 in Nuremberg), presented a discussion of a heliocentric model of the universe in much the same way as Ptolemy in the 2nd century had presented his geocentric model in his Almagest.

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it’s previous models   because when i picked that son of a gun’s answer it was wrong look for previous models because they might make it a different letter