Diagram representation of Kepler's laws
Astronomy

The Physics behind Kepler’s Laws

November 20, 2022

Kepler’s laws of planetary motion are not really laws of physics. To understand the reason behind these laws, we need to consider Newton’s law of motion. […]

Diagram showing Kepler's second law of planetary motion
Astronomy

Kepler’s Second and Third Laws

November 20, 2022

Kepler’s second and third laws are about how fast the planets move and about the time required to go around the orbit, respectively. His third law helps measure the mass of everything in astrophysics. […]