Jupiter's moon count reaches 95+ official satellites. Explore the history of the Jovian system, from Galileo to the latest NASA discoveries.
What exists beneath the surface of Jupiter's icy moon, Callisto? This is what a recent study accepted by The Planetary ...
The predawn hours of Aug. 8 present a perfect opportunity to see Jupiter's four largest moons line up next to the "King of the Planets" as it voyages through the stars of the constellation Gemini.
While Io, the most volcanically active moon in the solar system, appears completely dry and devoid of water ice, its neighbor ...
In a landmark observation by a team of international researchers, NASA's Juno spacecraft has, for the first time, clearly detected the auroras of Jupiter's moon Callisto. This discovery completes the ...
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OTD in space - January 7: Galileo discovers 3 moons of Jupiter
On January 7, 1610, the Italian astronomer Galileo discovered three of Jupiter's moons: Callisto, Europa and Io. When he looked at Jupiter through his telescope, he saw what he thought were three tiny ...
Saturn reigns supreme when it comes to the number of moons orbiting any solar system planet. Including the 128 ...
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