Kepler's Third Law
The squares of the orbital periods of the planets are directly proportional to the cubes of the semi-major axes of their orbits
The semi-major axis of System 1 is 0.25 AU, and that of System 2 is 0.375 AU.
The squares of the orbital periods of the planets are directly proportional to the cubes of the semi-major axes of their orbits
The semi-major axis of System 1 is 0.25 AU, and that of System 2 is 0.375 AU.