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  • Juno Spacecraft Gears Up for Closest Look at Jupiter’s Tormented Moon

    Juno Spacecraft Gears Up for Closest Look at Jupiter’s Tormented Moon

    NASA’s curious Jupiter probe is getting chummier with the planet’s most erratic moon, Io. The Juno spacecraft will carry out the closest encounter any mission has had with the volcanic moon in over 20 years, collecting valuable clues about its mysterious activity. Juno will make its flyby of Io on Saturday, December 30, coming within…