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 ...

Similar in size to Earth’s moon, Io has an estimated 400 volcanoes that continuously release plumes and lava that coat that ...

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. For example, one X u ...

An curved arrow pointing right. The surface of Io, one of Jupiter's many moons, is an especially hostile environment – even for space. Scientists recently observed its atmosphere completely ...

What can a sample return mission from Jupiter's volcanic moon, Io, teach scientists about planetary ... boasting hundreds of active volcanoes that emit plumes of gas and dust reaching heights ...

The moon is hostile. A newly found cave could be a lifesaver. Jupiter’s volcanic moon Io has been erupting for billions of years Jupiter’s volcanic moon Io has been erupting for billions of ...

But in the decades that followed, new discoveries—volcanoes on Io, a liquid ocean on Europa ... Porco makes the case that Saturn’s moon Enceladus—with its plumes of water vapor spewing ...

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 ...