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 ...

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

Data from Jovian orbiter reveals volcanic action on Jupiter's moon Io as seen in infrared and also sheds light on the fierce ...

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 ...

A groundbreaking study has unveiled new insights into the volcanic activity of Jupiter's moon Io, confirming it as the most volcanically active body in the solar system. Researchers from Nasa's ...