ఈ పుట ఆమోదించబడ్డది
Our Solar System | 5 |
Fig. II. Outer Planets.
have for the planet what we had for the Sun,—direction and distance at a given time. Dotting these data upon the apparent path, Kepler proved
Our Solar System | 5 |
Fig. II. Outer Planets.
have for the planet what we had for the Sun,—direction and distance at a given time. Dotting these data upon the apparent path, Kepler proved