The person who developed three laws of planetary orbits still used today was
A) Kepler.
B) Newton.
C) Galileo.
D) Copernicus.

Question

Quizplus · Accepted Answer

Kepler developed three laws of planetary motion which are still used today. Newton built upon Kepler's work and developed his own laws of motion, but he did not develop the three laws of planetary motion still used today. Galileo and Copernicus made significant contributions to astronomy, but did not develop these particular laws.

The Person Who Developed Three Laws of Planetary Orbits Still