Nicolaus Copernicus Quote

For it is the duty of an astronomer to compose the history of the celestial motions through careful and expert study.


De revolutionibus orbium coelestium (1543)


For it is the duty of an astronomer to compose the history of the celestial motions through careful and expert study.

For it is the duty of an astronomer to compose the history of the celestial motions through careful and expert study.

For it is the duty of an astronomer to compose the history of the celestial motions through careful and expert study.

For it is the duty of an astronomer to compose the history of the celestial motions through careful and expert study.