Astronomy Cast Ep. 502: No Touching: Determining Composition of Worlds Remotely

By susie - October 22, 2018 at 5:16 PM UTC | Observing

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We're not learning that the vast majority of potentially habitable worlds out there are actually icy moons like Europa and Enceladus. Good news, there are hundreds, if not thousands of times more of them than worlds like Earth. Bad news, they're locked in ice. What have we learned about water worlds and their potential for habitability?

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