The Planet we live on is truly unique; not only because there is liquid water on it's surface, but because it has something extraordinary: life.
The Earth is Born
4.6 billion years ago, there was a big nebula cloud near the edge of the Milky Way, where a solar system was just beginning to form. With the swirling gas and rocks, the Sun, four rocky planets, four gas giants, a number of dwarf planets, and an asteroid belt were just beginning to form.
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| Earth beginning to form, No Copyright intended, from thenakedscientists.com |
The link is right under this

