Saturn, Jupiter’s outer neighbour, currently has 83 known satellites. The four larger moons mentioned above, also known as the 'Galilean moons', account for ... was discovered during the flybys of the ...

The smallest features visible are over 106 miles across. This close-up view of Jupiter was taken by Voyager 1. It shows the great red spot—an anticyclone three and a half times the size of Earth ...

We know those first four moons now as the Galilean ... moons around Jupiter in the early 20th century, discoveries that were then augmented by the 1979 fly-bys of the two Voyager spacecraft.

And thus, Io, Europa and Ganymede became known as the Galilean moons of Jupiter. Learn more about NASA’s current mission to Europa here. Multimedia editor Rob Landers wrote and verified this ...

NASA has switched off further systems on Voyager 1 and 2. In doing so ... off relatively soon after passing the large gas planets Jupiter, Saturn, and Neptune. To keep both probes alive, further ...

bringing its total to an astonishing 274 moons. That makes Jupiter's 95 moons look paltry, and our single moon downright embarrassing. (Just kidding, we love our moon.) A team of astronomers from ...

The probe, along with its Voyager 1 twin, launched in 1977 from Cape Canaveral ... the probe returned detailed photos and ...

JUICE is the first mission to receive more than 1 billion euros of ... average temperatures...) The Galilean moons further enjoy the gravitational energy of Jupiter, creating significant tidal ...