NASA’s exploration of Jupiter’s moon Io revealed a world unlike any other. Beneath its fractured surface lies the most ...

NASA has recorded the most powerful volcanic eruption outside of Earth on Io, one of Jupiter’s moons. On December 27, 2022, ...

A moon can sit next door to another and still feel like a different world. Around Jupiter, that contrast shows up fast.

"What makes the event even more extraordinary is that it did not involve a single volcano, but multiple active sources." ...

Five volcanoes on Jupiter’s moon Io erupted simultaneously, spewing a mind-boggling amount of lava onto the surface and giving us clues to what may lie underneath ...

A celestial conjunction event featuring Venus and Spica is anticipated for November 3. Jupiter is expected to display a multi-phase transit phenomenon involving Io and its shadow, along with Europa's ...

How big can volcanic eruptions get on Jupiter’s moon, Io? This is what a recent study published in the Journal of Geophysical Research: Planets hopes to address as an international team of scientists ...

A new analysis of data from NASA’s Galileo spacecraft reveals a subsurface “ocean” of magma–either molten or partially molten–beneath the surface of Jupiter’s volcanic moon Io. The finding, from a ...

Io transits Jupiter, showing us how quickly our view can change — now that we are a few days past opposition, the moon and its shadow won’t quite overlap, but instead Io’s shadow will now trail it ...