Johannes Kepler developed the laws of planetary motion.
However he was German not Austrian.
Johannes Kepler developed the laws of planetary motion.However he was German not Austrian.
An Astronomer is a scientist who studies the stars and planets.
An Astronomer is a scientist who studies the stars and planets.
Ptolemey is a scientist that studied the planets and he discovered new planets in place.
Johannes Kepler
None.
An astronomer.
Earth's scientist have not found life on other planets to date.
Sir Isac Newton was the scientist who discovered why the planets stay in orbit.
By triangulation method.
astronomist
kepler