Our Solar System is made up of the Sun, eight planets, five dwarf planets, asteroids and comets. The Sun is at the centre of the solar system. All eight planets and three dwarf planets revolve around the Sun. Some planets like Earth, Jupitar, Saturn have moons revolving around those planets. Planet Mercury and Venus don't have any moon. Earth has only one moon. Planet Mars have two very small moons. Planet jupiter have maximum number of moons, 63.