Unlike any other moon, Io is locked in a gravitational tug-of-war between Jupiter and its neighboring moons, stretching and ...

ESA's Mars Express orbiter captured footage of the Mars' moon Deimos pass in front of Ganymede, Europa, Jupiter, Io and ...

Io, moon of Jespiter Jupiter, is famously volcanically active. It has more than 400 active volcanoes, over an area the size of Asia. Some of the volcanic mountains are taller than Mount Everest.

Researchers have found Saturn’s moon Enceladus has heat circulating beneath its icy crust, meaning the chemistry of biology ...

Behold the volcano-blanketed moon, Io. After swooping by Jupiter's tortured moon on Feb. 3, NASA's Juno spacecraft beamed back some of the closest-ever images of this unique world. The agency's deep ...

The original version of this story appeared in Quanta Magazine. Scott Bolton’s first encounter with Io took place in the summer of 1980, right after he graduated from college and started a job at NASA ...

New data from the orbiter has unveiled some of the treacherous conditions of not only Jupiter, but its moon Io, the most volcanic body in the solar system. The findings, which come after Juno has ...

Scott Bolton’s first encounter with Io took place in the summer of 1980, right after he graduated from college and started a job at NASA. The Voyager 1 spacecraft had flown past this moon of Jupiter, ...

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 ...

Jupiter’s moon Io, the most volcanically active body in the solar system, is littered with hundreds of erupting volcanoes. High-resolution images now reveal several dozen lava lakes, researchers ...

The hellish surface of a moon of Jupiter known as Io is riddled with hundreds of lava-spewing volcanoes that make the world one of chaos and violence. The brutal conditions also make Io intriguing to ...

The acid yellow moon Io that orbits Jupiter may be less than 30% the size of Earth, but is considered the most volcanic body in our solar system. As demonstrated by explosive news from NASA on Tuesday ...