NASA's Juno spacecraft has discovered a giant volcanic hot spot on the surface of Jupiter's hellish moon Io. The eruptions in this area are chucking out six times the energy being produced by all ...

On the fiery Io, the innermost and third-largest of Jupiter’s four Galilean moons, Juno's observations have provided more insights about its incessant volcanic activity.

Scientists are starting to learn why this moon keeps erupting with volcanoes Hundreds of volcanoes and lava lakes on Jupiter’s moon Io are likely powered in the same way as Earth’s volcanoes.

What’s Going On Inside Io, Jupiter’s Volcanic Moon? Recent flybys of the fiery world refute a leading theory of its inner structure — and reveal how little is understood about geologically active ...

The icy surface of Jupiter's moon Europa appears to be constantly changing, new data from the James Webb Space Telescope has revealed. This phenomena, the team explained, is heightened in so ...

If there was a contest for the most interesting moon in our solar system, Callisto would be a contender. Jupiter's second-largest moon has more impact craters on its surface than any other ...

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 ...

How many moons does Jupiter have? Scientists have discovered dozens of them, but the answer may be more complicated than it seems.

Science Space Solar System Moons Which planet has the most moons? Saturn dethrones Jupiter. The International Astronomical Union recognized 128 newly discovered moons orbiting the ringed planet.

Watch Jupiter’s moons in action this month Transits, occultations, eclipses, and shadow transits of the jovian moons are perfect events for telescopic viewing.

Jupiter’s moon Io is the most volcanically active world in the Solar System. The gravitational tug-of-war between Jupiter and its other large moons squeezes Io so that its interior is molten ...

Spacecraft Europa Clipper traveling to Jupiter's icy moon to look for signs of life "Our next chapter in space exploration has begun," NASA Administrator Bill Nelson said after the launch.