The hellish surface of a moon of Jupiter known as Io is riddled with hundreds of lava-spewing volcanoes that make the world one of chaos and violence. The brutal conditions also make Io intriguing to ...

Astronomers at The Johns Hopkins University, the Observatoire de Paris, and other institutions have solved a nearly 30-year-old mystery surrounding Jupiter’s moon Io, showing that volcanoes there ...

The acid yellow moon Io that orbits Jupiter may be less than 30% the size of Earth, but is considered the most volcanic body in our solar system. As demonstrated by explosive news from NASA on Tuesday ...

Five volcanoes on Jupiter’s moon Io erupted simultaneously, spewing a mind-boggling amount of lava onto the surface and ...

Io, one of Jupiter’s Galilean satellites, is the most volcanically active body in the solar system. Images from spacecraft have shown molten lava erupting along walls that dam giant lava lakes and ...

Five volcanoes on Jupiter’s moon Io erupted simultaneously, releasing an enormous amount of lava and offering new clues about what lies beneath the moon’s surface. This unprecedented event, observed ...

The atmosphere on Jupiter’s moon Io is a witches’ brew, composed primarily of the sulfurous exhalations of more than 400 volcanoes that dot the surface. Until now, however, it has been unclear whether ...

In 1979, NASA Jet Propulsion Laboratory (JPL) scientist Linda Morabito discovered volcanic activity on Jupiter’s innermost moon, Io. But Io isn’t just volcanically active—it is the most volcanically ...

Change can be scary. Luckily, nobody is particularly close to a very big change on Jupiter’s moon Io, where a massive new volcano has been spotted in a previously flat area. The volcano has multiple ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The UArizona-managed Large Binocular Telescope on Mount ...

"Tidal heating plays an important role in the heating and orbital evolution of celestial bodies," said Alex Hayes, professor of astronomy. "It provides the warmth necessary to form and sustain ...