A 4-billion-year-old volcano? New research finds that Io, the solar system’s most volcanically active moon, can brag just that. A recent study of Io’s sulfurous atmosphere suggests that Jupiter’s moon ...

A new animation reveals an enormous lava lake on the surface of Jupiter's moon Io. The close-up view comes from NASA's Juno spacecraft, which swept within 930 miles (1,500 kilometers) of the volcanic ...

Io isn’t just another moon, it’s the most volcanically active body in the entire solar system. Orbiting Jupiter, Io is ...

Jupiter's volcanic moon Io doesn't appear to have a subsurface ocean of magma, resolving some issues about how Io's volcanoes erupt and raising broader questions about similar magma oceans within ...

Astronomers at The Johns Hopkins University, the Observatoire de Paris, and other institutions have solved a nearly 30-year-old mystery surrounding Jupiter’s moon Io, showing that volcanoes there ...

NASA has revealed animations of the surface of Jupiter's moon Io, made using brand-new data gathered from the far-off moon. Io, which is Jupiter's third-largest moon, features large mountains and a ...

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 ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. NASA’s Juno mission scientists have used complex data collected ...

Io is the most volcanic body known to science, and researchers have puzzled over its history for years. A new report suggests it was born this way. This image revealing the north polar region of the ...

The volcanoes on Jupiter’s moon Io are like exotic dishes: they’re hot, spicy, and have unfamiliar ingredients, according to new data from NASA’s Galileo spacecraft. Galileo’s near infrared mapping ...

If there's no magma ocean, where does the 'melt' come from that emerges from the volcanoes as lava? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

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. Loki is a depression filled with magma ...