Four billion years ago, a gigantic asteroid struck Ganymede and forced it to spin around, making it so that the site of this ...

Ganymede is an enormous moon, larger than any other we’ve found, including our own, and may one day be the centerpiece of wider human settlements around Jupiter. California’s ‘unprecedented ...

Ganymede's surface in more detail, also compliments of Juno. Credit: NASA/JPL-Caltech/SwRI/MSSS Obviously, the 10-year-old Juno wasn't around during the previous closest flyby. The Jupiter orbiter ...

Vibrant bands of clouds ripple around its thick atmosphere ... celestial orbs are as remarkable as Jupiter itself. The largest moon in the solar system, Ganymede is also the only moon known ...

Sep. 3, 2024 — Around 4 billion years ago, an asteroid hit the Jupiter moon Ganymede. Now, a researcher realized that the Solar System's biggest moon's axis has shifted as a result of the impact ...

GALA is a 'laser altimeter' – an instrument that measures the heights and depths of a planetary landscape via the transit time of laser pulses. The GAnymede Laser Altimeter (GALA) for ESA's JUICE ...

The eastern half of the U.S. sees Ganymede off the western limb, with Europa in transit. Watch the eastern limb of Jupiter for the appearance of Europa’s shadow around 10:15 p.m. EDT ...

in addition to its larger cousins Ganymede and Callisto — performed a daring "first-ever double gravity assist maneuver" around the Earth to speed up on its way to Jupiter. (JUICE's anticipated ...

and 12 around Ganymede. From an engineering perspective, Europa is the most difficult of the three icy moons in this phase of the mission, since it is closer to Jupiter and its radiation environment ...

If you find Jupiter ... of the 95 natural satellites around the Solar System’s largest planet. Discovered by Galileo Galilei in 1610, Io, Callisto, Europa and Ganymede are proving to be ...