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What are the chances of life on another planet?

In an infinite universe, most scientists agree, the odds of life existing on a planet besides Earth are pretty high. It is unlikely, however, that familiar life forms will be found on any planet within our solar system. Life ...

dateMay 09, 2016 in Astronomy
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Planet Nine: A world that shouldn't exist

Earlier this year scientists presented evidence for Planet Nine, a Neptune-mass planet in an elliptical orbit 10 times farther from our Sun than Pluto. Since then theorists have puzzled over how this planet could end up in ...

dateMay 03, 2016 in Astronomy
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Hiding in the sunshine: the search for other Earths

We humans might not be the only ones to ponder our place in the universe. If intelligent aliens do roam the cosmos, they too might ask a question that has gripped humans for centuries: Are we alone? These aliens might even ...

dateApr 29, 2016 in Astronomy
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