Recent flybys of the fiery world refute a leading theory of its inner structure — and reveal how little is understood about ...

Jupiter's volcanic moon Io doesn't appear to have a subsurface ocean of magma, resolving some issues about how Io's volcanoes erupt and raising broader questions about similar magma oceans within ...

Saturn’s moon Enceladus has also been considered ... to subsurface oceans which could theoretically host life. Io’s volcanic eruptions can be huge in scale, as seen by Galileo in 1997.

Two very close recent flybys of Io by the Juno spacecraft have revealed more detail about the most volcanic world in the solar system - Jupiter's mysterious moon, Io. Nasa has released a new ...

What can a sample return mission from Jupiter's volcanic moon, Io, teach scientists about planetary and satellite (moon) formation and evolution? This is what a recent study presented at the 56th ...

In March and April 2025, internet users shared a striking image that they claimed showed "Steeple Mountain," a massive point of interest on Jupiter's moon Io. NASA Jet Propulsion Laboratory ...

Did Mount Vesuvius’ ash cloud really transform a brain into glass? Did Mount Vesuvius’ ash cloud really transform a brain into glass? The moon is hostile. A newly found cave could be a lifesaver.