The largest moon in the solar system — Jupiter’s Ganymede — has a unique and inexplicable magnetic field. New research could finally explain it: the moon is heating up.

A new study suggests Ganymede—our neighborhood's biggest moon—still has a hot, churning core cranking out its unique magnetic ...

Ganymede, the solar system's largest moon, uniquely generates its own magnetic field. New research suggests its still-forming ...

Ganymede, Jupiter's largest moon, is also the solar system's largest satellite, even larger than the planet Mercury. It is ...

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 ...

Jupiter’s largest moon, Ganymede, is an icy world that astronomers believe hides a liquid ocean beneath its surface. That fractured surface, which jumbles old and new features together, has long ...

This image of the Jovian moon Ganymede was obtained by the JunoCam imager aboard NASA’s Juno spacecraft during its June 7, 2021, flyby of the icy moon. At the time of closest approach, Juno was within ...

Point your telescope at bright Jupiter in Gemini to catch a transit of the large moon Ganymede overnight tonight. You’ll want to be ready to go with your telescope trained on the gas giant around ...

Scientists have a new map -- the best created so far -- of the largest moon in our solar system, Ganymede, and it is both beautiful and revealing. Ganymede is technically a satellite of Jupiter, but ...