Chances are not alone in the universe are almost none, and new research shows that it is similar in our galaxy - the Milky Way through at least two billion Earth-like planets, of similar size, with liquid water on the surface, orbiting its star in the so-called "golden zone", which is neither too hot nor prestudeno for life.http://www.youtube.com/watch?v=Ga6BgxxFGxc
http://www.youtube.com/watch?v=JVRmdp9AnW8