This is the exact form of Kepler’s third law. Note that it depends also on the mass of the planet. In the case of the planets of the solar system this effect is rather small, and thus it remained unnoticed by Kepler.
This is the exact form of Kepler’s third law. Note that it depends also on the massof the planet. In the case of the planets of the solar system this effect is rather small,and thus it remained unnoticed by Kepler.