NASA: National Aeronautics and Space Administration


Ask an Astrobiologist
"I heard that carbon doesn't originate from earth, so where do the carbon from earth come from? Will life exist if there is no carbon on earth?"
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  1. Question

    Is it possible to live on Uranus?

    No, Uranus and all the giant planets are very inhospitable worlds.

    David Morrison
    NAI Senior Scientist

    November 17, 2004