Io’s long-debated magma ocean may not exist. Juno spacecraft data reveals that tidal forces deform the moon differently than ...

The findings from Juno’s flybys mark a significant milestone in understanding the moon’s unique geology. By uncovering the localized nature of Io’s magma sources, scientists are rewriting ...

Using data collected by NASA's Juno spacecraft as it flew past Jupiter's highly volcanic moon Io in late 2023 and again in ...

Io is well-known as the most geologically active world in the solar system, and it's not even close. It has more than 400 active volcanoes. Io is the closest moon to Jupiter, and the planet's ...

NASA’s Juno spacecraft identifies over 40 enormous lava lakes on Io, shedding light on the extreme volcanism sculpting Jupiter’s moon.

FOR many years past geologists have turned wistfully to the moon in the hope of gaining from a study of its surface some insight into planetary evolution, and more especially into some of the ...