Io, Jupiter

Immense energy from frictional heating on Io melts portions of its interior, resulting in a seemingly endless series of lava ...
The Juno mission has revealed exceptionally intense activity on Io, one of Jupiter's moons. Scientists from NASA's Juno ...
Skywatchers on Thursday evening, Feb. 6, will notice an eye-catching pairing-off between two of the brightest objects in the ...
Jupiter’s moon Io is the most volcanically active world in the Solar System. The gravitational tug-of-war between Jupiter and its other large moons squeezes Io so that its interior is molten.