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Ganymede's unique magnetic field may be powered by ongoing core formation—not a cooling core
Ganymede is not only Jupiter's largest moon, but also the largest in our solar system and one of the few that hosts a massive ice ocean. Adding to this planet-like moon's uniqueness is the fact that ...
Add Yahoo as a preferred source to see more of our stories on Google. This natural-color image of Ganymede was captured by the Galileo spacecraft during its first flyby of the moon. (CREDIT: NASA/JPL) ...
(PhysOrg.com) -- Differences in the number and speed of cometary impacts onto Jupiter's large moons Ganymede and Callisto some 3.8 billion years ago can explain their vastly different surfaces and ...
When people think about moons, they usually picture small rocky companions circling much larger planets. Ganymede does not fit that picture. It travels around Jupiter, yet it is larger than Mercury, ...
Planetary scientists have long pondered the reasons for the vastly different surface and interior states of the outer Galilean satellites Ganymede and Callisto, but new research suggests that ...
Differences in the number and speed of cometary impacts onto Jupiter’s large moons Ganymede and Callisto some 3.8 billion years ago can explain their vastly different surfaces and interior states, ...
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