If you are experiencing problems with the electrical system, the alternator itself might be fine because the problem could be with one of the belts connected to the alternator. By doing a visual inspection of the engine compartment, you can determine if a belt is too loose or too tight.
The inner planets are called inner planets because they are relatively near to the Sun, in the inner part of the Solar System. They are also called the rocky planets because they are mainly made of rocks. The outer planets are also called gas giants and are composed mostly of gases or liquefied gas.
Inner Planets vs Outer Planets. The first eight planets of our solar system (Excluding the asteroid Pluto) are divided into inner planets and outer planets. Planets which are closest to the sun, the innermost planets, are categorized as inner planets, that are Mercury, Venus, Earth, and Mars.