Images acquired during the Galileo mission revealed that the moon is very irregularly shaped and has 'x-y-z axis lengths' of 131 by 73 by 67 kilometres. It always points its long axis at Jupiter and ...

The discovery has raised a lot of questions. How do you spot moons, and why hadn’t anybody seen these ones already? Doesn’t Jupiter have the most moons? What are they going to call all these ...

Inside Wind Cave the scientists found that chemicals fossilised within the rocks shine in brilliant hues of pink, blue, and ...

Fluorescent caves deep below America show how alien life could exist on one of Jupiter's moons, say scientists. The chemistry ...