Ganymede has long looked like a contradiction in orbit. Jupiter’s largest moon is the only moon known to generate its own ...

Ganymede may generate its magnetic field through a core that is still forming today, challenging long-held ideas about ...

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.

Jupiter has 79 moons and is known as the 'king of the planets'. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Jupiter is the largest planet in ...

Launched in 1977, spacecraft Voyager 1 celebrates 40 years in space on Tuesday. Its twin spacecraft, Voyager 2, celebrated the same anniversary last month on Aug. 20. Here's a look back at some of the ...