Rocketflip. watch it... The solar system consists of the Sun; the eight official planets, at least three "dwarf planets", more than 130 satellites of the planets, a large number of small bodies (the comets and asteroids), and the interplanetary medium. (There are probably also many more planetary satellites that have not yet been discovered.) The inner solar system contains the Sun, Mercury, Venus, Earth and Mars: Read more about An Overview of the Solar System, it's alignment and pictures..or visit this link for more detail.. www.youtube.com