NASA's Juno spacecraft was dispatched on a mission in 2011 to study the planet Jupiter. It has beamed back some truly stunning images and valuable data on the solar system's largest planet.

NASA's Juno spacecraft found Io’s surface is as smooth as glass, just like volcanically created obsidian glass ...

These lakes are far larger than their analogs on Earth, and their structure sheds light on how magma moves beneath the surface of Io. Io’s volcanism — probably present over the moon’s entire ...

An curved arrow pointing right. The surface of Io, one of Jupiter's many moons, is an especially hostile environment – even for space. Scientists recently observed its atmosphere completely ...

"These energized electrons then interact with Io's atmosphere and surface, ionizing and exciting atoms and molecules and even creating aurora." In the 1990s, NASA's Galileo mission discovered the ...