Europa’s Hidden Ocean May Be Even Harder to Reach Than We Thought - Gizmodo

Europa’s Hidden Ocean May Be Even Harder to Reach Than We Thought Gizmodo Why Europa's hidden ocean may be more difficult to reach than scientists thought Phys. org Limited direct fluid exchange between the deep subsurface ocean and the shallow subsurface environment of Europa Nature Study suggests Europa’s icy shell may block ocean water from reaching the surface Open Access Government We tend to imagine the habitable zone as a narrow ring around a star, but icy moons have transformed that picture.