Even for Jupiter's moon Io, the most volcanic body in the solar system, a recent volcanic event witnessed by NASA's Juno spacecraft takes the biscuit. The event was just one eruption centralized ...

Jamie Carter is an award-winning reporter who covers the night sky. Jupiter as seen by NASA's Juno spacecraft on Sept. 20, 2024 during its 65th perijove, and processed ... [+] by Jackie Branc.

The brutal conditions also make Io intriguing to NASA scientists intent on learning more about the innermost and third-largest of Jupiter’s four Galilean moons. For nine years, a spacecraft ...