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

Jupiter moon of Io is famed for its volcanoes. NASA just spotted the most powerful one yet Not only was the hot spot larger than Earth’s Lake Superior, but it also was seen belching out ...

Loki Patera might sound like the name of a Norse god's heavy metal band, but it is actually a lake made of lava located on one of Jupiter's moons, Io. On Sunday NASA scientists released a new ...

Jupiter's moon Io is a volcanic hellscape—and has been since the solar system began Io is the most volcanic body known to science, and researchers have puzzled over its history for years.

Io — Jupiter's fifth moon — is the most volcanically active body in the solar system. Io's surface is peppered with hundreds of volcanoes, some spewing sulfurous plumes hundreds of miles high.

There are new, high-quality images of Jupiter's moon, Io, thanks to the nearest flyby of the celestial body by a spacecraft in decades. NASA released images Saturday taken by the Juno spacecraft ...

A NASA spacecraft made its closest-ever approach to Jupiter's moon Io, coming within 930 miles of the "surface of the most volcanic world," and the space agency released new images of the flyby ...

The spacecraft came to within 930 miles of Io's surface—the closest any spacecraft has flown by the Jovian moon in over 20 years.

Ever heard a science fact that made you say, “No way, that can’t be true!”? Well, prepare to be amazed. From strange animal abilities to mind-bending cosmic facts, these 14 science tidbits might sound ...

On March 9, 1979, Linda Morabito discovered a volcanic plume on Io, a moon of Jupiter, in one of the photos from Voyager 1. She wrote, “I could feel tears begin to roll down my face at the sight ...

The last time a spacecraft got this close to Jupiter's moon Io was more than 20 years ago, a blink of an eye on a typical geological timescale. Most planetary bodies in our Solar System wouldn't ...