Copernicus Was Born On February 19, 1473
February 19th is the day Copernicus was born in 1473.
On this day of 1473, Nikolaus Copernicus, famous for proposing the Copernican theory, was born.
Copernicus was a Polish astronomer and Catholic priest.
The Ptolemaic theory, which was the mainstream at the time of the birth of Copernicus, was first proposed by Greek Aristarchus in the 3rd century BC.