The study, published in Science, indicates that for most of - or possibly all - its 4.57 billion years of existence, Io has been an angry world. As Jupiter's innermost large moon, it is subject to ...

Using data collected by NASA's Juno spacecraft as it flew past Jupiter's highly volcanic moon Io in late 2023 and again in ...

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 ...