"What makes the event even more extraordinary is that it did not involve a single volcano, but multiple active sources." ...

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 ...

A NASA spacecraft made its closest-ever approach to Jupiter's moon Io, coming within 930 miles of the "surface of the most volcanic world," and the space agency released new images of the flyby. The ...

The images Juno captured of the scene are absolutely amazing. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. NASA's Juno spacecraft has now paid ...

Research into Jupiter’s moons shows Io and Europa did not evolve apart but formed with opposite compositions from the beginning.

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Io, the innermost giant moon of Jupiter, may not have a ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. An image of Jupiter and Io as seen by NASA's Juno on August ...

While Io, the most volcanically active moon in the solar system, appears completely dry and devoid of water ice, its neighbor Europa is thought to harbor a vast global ocean of liquid water beneath ...

The volcanic hot spot is larger than Lake Superior, spewing eruptions six times the total energy of all of the world's power plants.

Juno, a NASA mission designed to study Jupiter’s origins, sent back new views of the most eruptive world in the solar system. By Katrina Miller A NASA spacecraft swooped past Io, one of Jupiter’s ...