Europa, an ice-covered ocean world, may have vast areas of fossilized ocean material exposed on its surface. The upcoming Europa Clipper mission, which published the prediction, may be able to analyze the material and offer critical clues for habitability.

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Europa, an ice-covered ocean world, may have vast areas of fossilized ocean material exposed on its surface. The upcoming Europa Clipper mission, which published the prediction, may be able to analyze the material and offer critical clues for habitability.