According to a statistical analysis finding cosmic H2O may not be all that difficult outside our own solar system. Simulations based on exoplanet data suggest water worlds covered with deep oceans may actually be rather common throughout our galaxy.

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According to a statistical analysis finding cosmic H2O may not be all that difficult outside our own solar system. Simulations based on exoplanet data suggest water worlds covered with deep oceans may actually be rather common throughout our galaxy.