Inner Planets: Fewer or No Moons, Solid Surface, No Rings, Terrestrial Planets, Dense Planets, Warmer, Mercury, Earth, Venus, Small, Mars, Outer Planets: Made of Hydrogen & Helium, Large, Uranus, Saturn, Jupiter, Many Moons, Neptune, Colder, Rings, Gas Planets, Less Dense, Both - Inner and Outer Planets: Orbits the Sun, Spherical in Shape,

Inner and Outer Planets Comparison

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