Loki Patera is 202 kilometres (126 mi) in diameter, covers 20,000 sq km (7,700 sq mi), and was the largest volcanic feature ...

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 ...

"The observations show fascinating new information on Io's volcanic processes. Combining these new results with Juno's longer-term campaign to monitor and map the volcanoes on Io's never-before ...

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 ...