planets
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Watch Neil deGrasse Tyson and Stephen Colbert fight about planets
What's with all the Pluto hullabaloo? Neil deGrasse Tyson sits down with Stephen Colbert to clear up some planetary questions.
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There’s another habitable planet out there, just waiting for us to come and screw it up
It's not even in galaxy, far, far, away. It's orbiting Tau Ceti, a star that's a mere 12 light years from us