The moon spent a few million years as a volcanic wasteland, covered with ongoing eruptions that spewed from mountains and ...

A flurry of new discoveries from NASA's Juno mission Jupiter have taken us beneath the surface of the gas giant's volcanic moon, Io, and into the world of cyclones playing bumper cars at the north ...

A celestial leap is set to take place over two nights as the moon and Jupiter will appear to dance near to each other in the ...

New research suggests that the moon's orbit could have turned it into a molten monster for a few tens of millions of years. The result may have been comparable to Jupiter's moon Io, the most ...