Jupiter's moon count reaches 95+ official satellites. Explore the history of the Jovian system, from Galileo to the latest NASA discoveries.
The ocean on Ganymede may have more water than all the water on Earth. In this artist’s concept, the moon Ganymede orbits the giant planet Jupiter. NASA’s Hubble Space Telescope observed aurorae on ...
On July 6, 1938, an American astronomer named Seth Barnes Nicholson discovered Jupiter's moon Lysithea. Nicholson spotted Lysithea from Mount Wilson Observatory in California, where he had previously ...
Smithsonian Magazine on MSN
Jupiter's moon Europa is a top candidate for hosting alien life. But it may lack the geologic activity needed to birth microbes
Europa is one of Jupiter’s 95 moons, and, perhaps, among the planet’s most famous orbiters. It’s covered in a shell of ice ...
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Space.com on MSN
Jupiter ocean moon Europa likely lacks tectonic activity, reducing its chances for life
New models suggest that Europa has very little tectonic activity at its seafloor, which is potentially catastrophic news for ...
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