There are 79 known moons of Jupiter, not counting a number of moonlets likely shed from the inner moons, and S/2003 J 24, whose orbital elements have not yet been published. All together, they form a ...

Point them at Jupiter tonight—or any night during its ... by far the largest of the giant planet’s estimated 79 moons. Their collective name comes from the fact that Galileo first observed ...

Our solar system is already teaming with nearly 200 moons, and we just got 12 more to add to the list. A team led by astronomer Scott Sheppard out of the Carnegie Institution for Science ...

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...

NASA's mission to send a spacecraft to scour Jupiter's moon Europa for signs of life appears back on track after Hurricane Milton forced a delay.

Juno has performed multiple flybys of Io, and images from its latest one show an enormous hotspot near the moon's south pole. Juno was sent to Jupiter to study the giant planet, but that primary ...

LOS ANGELES, Jan. 30 (Xinhua) -- Scientists with NASA's Juno mission have discovered a volcanic hot spot in the southern hemisphere of Jupiter's moon Io, NASA said on Thursday. The hot spot is not ...

Icy moon Ganymede—which JUICE will orbit—appears as a gray, mottled orb crossing the face of Jupiter ... [+] in this image from the Hubble Space Telescope. Sixty-seven orbits of Jupiter.

Jupiter and its four planet-size moons, called the Galilean satellites, were photographed by Voyager 1 and assembled into this collage. They are not to scale but are in their relative positions.