And there you have it. Earth not so unique as far as planets with life go.
There may be a bonanza of Earth-size alien worlds in the universe, scientists now suggest — about one out of every four sunlike stars might have a planet roughly the size of Earth orbiting close around it.The new study found that there may be no shortage of planets with masses ranging from five to 30 times that of Earth, conflicting with previous planet models, researchers said. The findings also suggest that solar systems with Earth-size planets like our own may be common, they added.
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