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 ...

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

Ganymede’s transit begins around 12:40 A.M. CDT — note that Jupiter is only some 3° high in the Midwest at this time. It travels together with Europa across the disk as Jupiter sets across ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...