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 ...

NASA’s Juno spacecraft has captured what scientists are calling the most intense volcanic eruption ever recorded on Io, Jupiter’s most volcanic moon. The event, observed during a recent flyby, ...

(CNN) — Things are heating up hundreds of miles off the coast of Oregon, where a large undersea volcano is showing signs of impending eruption, scientists say. The volcano, known as Axial Seamount, is ...