Io, the innermost of Jupiter's four largest moons, is slightly bigger than Earth's moon.Io is the most volcanically active body in the solar system, bursting with plumes that rise up to more than ...

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 ...

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.

On March 2, 1979, a paper in Science ruminated on Io’s strange orbit. Because of the positions and orbits of neighboring moons, Io’s orbit is elliptical rather than circular. And when Io is ...

Io, Europa, and Ganymede are three of Jupiter's moons that regularly move around each other in a pattern. This is known as an orbit. For every orbit of Ganymede, which is the farthest of the three ...

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 latest candidate for hosting nearby life is Jupiter’s moon, Io. Let’s take a look at what makes Io special, and what we might hope to find there. The Pizza Moon.

Jupiter’s moon Io — the most geologically-active body in the solar system — had a record breaking volcanic outburst last year, a scientist has found. Physicist Dr Jeff Morgenthaler of the ...

Extreme close-up of Jupiter’s moon Io captured by Juno spacecraft. NASA’s Juno spacecraft flew past Io on 30 December and took one of our best pictures yet of this moon of Jupiter. By Alex Wilkins ...

Over the course of the next year and a half, the Juno spacecraft will carry out a total of nine flybys of Io. Two of the close encounters will take the probe to within 930 miles of the moon's surface.