7 Surprising Facts About The Solar System
The Solar System consists of the Sun, eight planets, their moons, and other small objects such as comets and asteroids. It is located within the Milky Way galaxy and is estimated to be around 4.6 billion years old. The four inner planets are terrestrial and are composed mostly of rock and metal, while the four outer planets are gas giants made up of lighter elements and gases. The Solar System includes dwarf planets such as Pluto, hundreds of thousands of asteroids, and millions of comets