https://www.youtube.com/watch?v=4CEq59Q7QHQ
A few months ago a group of NASA exoplanet astronomers, who are in the business of discovering planets around other stars, called me into a secret meeting to tell me about a planet that had captured their interest. Because my expertise lies in modeling the climate of exoplanets, they asked me to figure out whether this new planet was habitable – a place where liquid water might exist.
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https://www.yahoo.com/news/earth-size…