NASA’s Galileo spacecraft studied Jupiter and several of its moons around the turn of the millennium. One of its instruments was a magnetometer, and it picked up a peculiar magnetic field emanating ...

New data from the orbiter has unveiled some of the treacherous conditions of not only Jupiter ... The rocky moon, which was first discovered by the ancient astronomer Galileo in 1610, is named ...

It's a world home to gigantic storms bigger than Australia, 100-mph winds pummeling its northern reaches and a rocky moon riddled with lava-spewing volcanoes. Welcome to Jupiter. NASA scientists ...