Europa Europa

This is an artist's concept of a plume of water vapor thought to be ejected off of the frigid, icy surface of the Jovian moon Europa, located 500 million miles from the sun. NASA, ESA, and K. Retherford hide caption

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NASA, ESA, and K. Retherford

Icy Moon Of Jupiter Spews Water Plumes Into Space

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New NASA evidence suggests that there's a chemical reaction taking place under the moon's icy surface that could provide conditions for life. NASA/JPL/Space Science Institute hide caption

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NASA/JPL/Space Science Institute

Congress is requiring NASA to travel to Jupiter's moon Europa by 2022. Currently, it is the space agency's only new mission planned for the outer solar system. NASA/JPL hide caption

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NASA/JPL

What Comes Next For NASA After Juno? Not Much

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The mosaic was constructed from individual images obtained by the Solid State Imaging (SSI) system on NASA's Galileo spacecraft during six flybys of Europa between 1996 and 1999. NASA/JPL-Caltech/University of Arizona hide caption

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NASA/JPL-Caltech/University of Arizona