"For the very first time, we have a global view of Io's ongoing volcanic activity." The most volcanically active world in the solar system, Jupiter's moon Io, may possess a global ocean of magma ...

Something incredible just happened in our own cosmic backyard. For the first time from Earth, scientists have watched as a ...

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 ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Close flybys of Io ...

On Saturday, NASA’s Juno spacecraft made a second close flyby of Jupiter’s moon Io, at a distance of about 930 miles.Credit...NASA Supported by By Katrina Miller On Saturday, NASA’s Juno ...

NASA launched the $5 billion Clipper spacecraft to search Europa’s sky for signs of life in the ... Propulsion Laboratory. The icy moon is far enough from Jupiter and the intense plasma-flooded space ...

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 ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: (left) NASA/JPL-Caltech/SwRI/MSSS Image processing by Emma Wälimäki; (inset) NASA ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The Juno mission ...

Io may be too volcanic for humans to live, but some of Jupiter’s other moons — Europa and Ganymede — could be places to look for signs of life. “It’s a way of generating heat when you ...