Four billion years ago, Ganymede literally got knocked sideways. A giant asteroid slammed into Jupiter’s largest moon, ...

Skywatchers on Thursday evening, Feb. 6, will notice an eye-catching pairing-off between two of the brightest objects in the ...

ESA's Mars Express orbiter captured footage of the Mars' moon Deimos pass in front of Ganymede, Europa, Jupiter, Io and Callisto (in that order). Credit: Space.com | footage credit: ESA/DLR/FU Berlin ...

On Dec. 27, 2024, NASA's Juno spacecraft swooped by the volcanic world Io. It witnessed a giant eruption.

LOUISVILLE, Ky. — The first full moon of 2025 is the called the Wolf Moon. It will be rising into the night sky this week. The Wolf Moon will arrive on Jan. 13, 2025, at 05:27 p.m. EST, according to ...

shifts from half-full to a crescent and reaches peak brightness just after February’s full moon. Jupiter: Second brightest in the east, its four moons—Ganymede, Callisto, Europa, and Io—are ...

For Ganymede, Dexter got consumed by the idea that you could stand on the moon—the most habitable of the four—at night and see Jupiter and its aurora in its sky. “I went for a more modern ...

Jamie Carter is an award-winning reporter who covers the night sky. Icy moon Ganymede—which JUICE will orbit—appears as a gray, mottled orb crossing the face of Jupiter ... [+] in this image ...

Europa Clipper - one of the most advanced spacecraft ever sent to another planet - aims to explore Jupiter's icy moon ...

shifts from half-full to a crescent and reaches peak brightness just after February’s full moon. Jupiter: Second brightest in the east, its four moons—Ganymede, Callisto, Europa, and Io—are ...