4 Answers

Most of them are too far from the sun for us to survive, or too close to the sun for us to survive.  We do need oxygen and water, along with food sources and energy sources, and those pose additional limitations. 
I found this, which may interest you, in a search of habitable planets for us beyond earth:
http://www.universetoday.com/103131/three-potentially-habitable-planets-found-orbiting-gliese-667c/       

11 years ago. Rating: 3
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Probably not, b/c they don't have the right atmosphere or temperature; and many other factors. But, I'm sure in one of the other solar systems/ galaxys, there would be a planet that's just right for us........the Goldilocks planet.

11 years ago. Rating: 0
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Because scientist don't know still yet.

11 years ago. Rating: 0
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Speaking of horology, Julia Roberts's character link Georgia also wears a watch in the film. It's gold and on a link leather strap. If any of you have seen the movie and are able to identify what it is, let me know in the comments. Watch spotting link by community, folks.

3 months ago. Rating: 0
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