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.

The mutilated surface of Jupiter’s moon Io was revealed in great detail by the Juno spacecraft, which has been exploring the Jovian system since 2016 and recently pulled off the closest flyby of ...

The volcanic world of Jupiter's moon Io can be seen in extraordinary detail in new images beamed from NASA’s Juno orbiter after its most recent flyby.. The encounter was Juno's second with Io ...

The technique has implications for future space missions, showing the potential for remote diagnostics and repair in deep ...

An artist’s concept of a lava lake on Jupiter’s moon Io called Loki Patera. The image was made using data from the JunoCam imager aboard NASA’s Juno spacecraft.

Because Io is so close to its massive host planet, the moon is subjected to a tremendous gravitational pull as it orbits Jupiter once about every 42 hours, according to the Planetary Society.This ...

Also published is a compilation of Juno's images of Io taken on Oct. 16, as well as another photo showing both Io and Jupiter in the same field of view.. Io is the fifth most distant moon from ...

Jupiter’s moon Io is the best example of a world of fire, freckled with volcanoes and cracked by lava spills. There are many competing theories to explain the workings of this fire-orb.

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 ...

Jupiter, the largest planet in our solar system, is home to a fascinating array of moons. Among its 90-plus satellites, one stands out for its extraordinary geological activity: Io. As the BBC's ...

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.

For centuries after Galileo discovered Io and 1610, NASA said a first of its kind solar powered spacecraft called Juno on a five-year 1.7 billion mile journey to Jupiter and its moons to see what ...