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close-up
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Jupiter’s Io Gets a Close-Up
Across the surface of the otherwise-freezing moon, hundreds of volcanoes spew molten lava dozens of miles up, into a thin sulfurous atmosphere. This is the dramatic life of Io, Jupiter’s closest moon. Its ever-changing surface was captured in stunning new high-resolution images on a recent flyby of NASA’s space probe Juno. Humans have known about Io’s
Juno gets highest-resolution close-up of Jupiter’s moon Europa
Surface features of Jupiter’s icy moon Europa are revealed in an image obtained by Juno’s Stellar Reference Unit (SRU) during the spacecraft’s Sept. 29, 2022, flyby. Credit: NASA/JPL-Caltech/SwRI Observations from the spacecraft's pass of the moon provided the first close-up in over two decades of this ocean world, resulting in remarkable imagery and unique science.