Respuesta :
Gaolio was found Earth rotation prove he was find Earth rotation 23 1/2 degree angle
Answer:
Nicolaus Copernicus (Mathematician)
Explanation:
Nicolaus Copernicus. Cool! Nicolaus Copernicus died more than 450 years ago but is still considered the founder of modern astronomy! Nicolaus Copernicus was born in Thorn, Poland on February 19, 1473.
