NASA's Juno spacecraft is set to get up close and personal with Jupiter's extreme volcanic moon on Saturday, December 30.
The orbiter will pass 930 miles (1,500 kilometers) above Io's scorching surface during this unprecedented close approach. According to NASA, this is the closest approach to Io by any probe in over two decades.
This close encounter is expected to yield a wealth of data, unlocking mysteries surrounding the moon's volcanic activity.
"By combining data from this flyby with our previous observations, the Juno science team is studying how Io's volcanoes vary,"
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@EverythingScience