The moon spent a few million years as a volcanic wasteland, covered with ongoing eruptions that spewed from mountains and ...

NASA scientists have sought to understand planet Jupiter, the gas giant whose mass is more than the rest of the planets in ...

Meanwhile, on Jupiter's moon Io, the most volcanically active world in the solar system, the spacecraft discovered that still ...

Jupiter’s moon Callisto passes near the planet’s northern limb, shortly before Io transits and Ganymede emerges from the gas ...

Juno’s latest discoveries have pulled back the veil on Jupiter’s harsh atmosphere and the fiery volcanic world of Io. The ...

A group of swirling storms at Jupiter's north pole are bouncing off each other, like bumper cars at the fairground.

What’s more, data from Juno’s Io flybys has revealed the subsurface temperature profile of Io, the innermost of the four ...

Wausau Pilot & Review Central Wisconsin stargazers have plenty to see this week, with celestial events ranging from a ...

The result may have been comparable to Jupiter's moon Io, the most volcanic body in the solar system. Early in the history of the solar system, a massive protoplanet plowed into a young Earth.

New data from the orbiter has unveiled some of the treacherous conditions of not only Jupiter, but its moon Io, the most volcanic body in the solar system. The findings, which come after Juno has ...