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. Reading time 2 minutes The mutilated surface of Jupiter’s moon Io was ...

The Juno Waves instrument "listened" to the radio emissions from Jupiter's immense magnetic field to find their precise locations. By listening to the rain of electrons flowing onto Jupiter from its ...

New data from the agency's Jovian orbiter sheds light on the fierce winds and cyclones of the gas giant's northern reaches and volcanic action on its fiery moon. NASA's Juno mission has gathered new ...

Add Yahoo as a preferred source to see more of our stories on Google. 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 ...

Slightly larger than Earth’s Moon, Io is the innermost of Jupiter’s four large satellites and the most geologically violent ...

Combining a new imaging instrument with the powerful adaptive optics capabilities of the Large Binocular Telescope, astronomers have captured a volcanic event on Jupiter's moon Io at a resolution ...

Jupiter’s volcanic moon, Io, is exhibiting geothermal activity far beyond what scientists had anticipated, with heat levels that defy previous models. This extreme thermal activity is driven by the ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. “It’s an inevitable comparison—and I am inspired and ...

It's a world home to gigantic storms bigger than Australia, 100-mph winds pummeling its northern reaches and a rocky moon riddled with lava-spewing volcanoes. Welcome to Jupiter. NASA scientists have ...

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 ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Flybys of Jupiter ...

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 ...