Data compiled from NASA's Juno mission shows that Europa, Jupiter's ice-covered moon, severely lacks oxygen.
In our favorite space image of the week, NASA's Juno spacecraft got an unprecedented look at Jupiter's volcanic moon Io from just 930 miles away.
Ganymede, one of the largest moons in the solar system, possesses a salty subsurface ocean that may contain organic compounds, new research finds.
New observations with the James Webb Space Telescope reveal a never-before-seen jet stream near Jupiter's equator moving twice as fast as a Category 5 hurricane.
Jupiter's moon Io, the most volcanic world in the solar system, was imaged from just 7,260 miles away.
The discovery of seemingly home-grown carbon dioxide suggests Europa's ice-covered ocean could be habitable.
Skywatchers will get a rare opportunity to see Jupiter in its full glory when its opposition happens at the same time as its closest approach to Earth.
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