History:How the Earth Was Formed
Thanks to modern technology， new planets are being discovered time and again. But every newly detected planet outside our solar system also compels astronomers to reassess their models of the Earth’s genesis. It is becoming more and more evident today that our planet is unique in the universe. We know that many different factors have to occur together for a planet like the Earth to form. But many other factors are also necessary to enable life on a planet to develop.
- Added：2006
- Country：Germany
- Duration：15
- Time of update：2011/8/17 11:42:58