Persistent signs of water detected in tenuous atmosphere of Europa

Scientists long suspect there is a global ocean under the surface of Europa. It is hidden under a thick ice crust with faults through which water escapes to a very thin atmosphere. New analysis of old Hubble data now show even more water vapor, this time sublimating from surface.

missions icon Hubble 24. 4. 1990 Ongoing
missions icon JUICE 08 / 2023 Planned
missions icon Europa Clipper 10. 10. 2024 Planned

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