Sprint 84 · Chapter 7

Kepler's Three Laws Of Planetary Motion

Ellipses with the Sun at a focus, equal areas in equal times, and T² ∝ a³, checked against real planet data.

1. 1Orbits, Areas and Periods
2. 2Table 7.1: Planet Data
3. 3Jantar Mantar, Jaipur
4. 4Why Equal Areas? Angular Momentum
5. 5Perihelion vs Aphelion Speed
6. 6Your Turn: Speeds and Periods
7. 7Kepler Quick Check