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Moons

Europa’s thick lid

Jupiter’s moon Europa hosts an underground ocean of liquid water at debated depth. A creative analysis from a spacecraft designed to study Jupiter provides new constraints on the depth of that ocean.

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Fig. 1: Microwave observations of Europa’s ice shell from the Juno mission to Jupiter.

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Correspondence to Michael M. Sori.

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Sori, M.M., Olson, S.L. Europa’s thick lid. Nat Astron 10, 15–16 (2026). https://doi.org/10.1038/s41550-025-02756-8

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