Our solar system is made up of the Sun, eight planets, three dwarf planets and many asteroids, comets and other space rocksThe Sun is the largest object in the solar system and is located right at its centre. The planets, dwarf planets, asteroids and comets travel around the Sun in an ellipse. Our solar system was formed about 5 billion years ago, and the surface of the Sun is about 4.6 billion years old.
Tuesday, January 15, 2008
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