Space on MSN6mon
A huge asteroid crash permanently altered Jupiter's biggest moon Ganymede
The space rock likely crashed into Ganymede at an angle of 60 to 90 degrees and produced a crater somewhere between 870 to ...
ZME Science on MSN6mon
Colossal Asteroid, 20 Times the Size of Dinosaur-Killer, Struck Solar System’s Largest Moon 4 Billion Years Ago
Four billion years ago, Ganymede literally got knocked sideways. A giant asteroid slammed into Jupiter’s largest moon, ...
The Next Web3y
Impact Craters
Impact craters are the dominant geographic features on many solid Solar System objects including the Moon, Mercury, Callisto, Ganymede and most small moons and asteroids. On other planets and ...
DLR1y
The GALA altimeter
The GAnymede Laser Altimeter (GALA ... The moon is characterised by unique structures due in large part to tectonic shifts, impact craters and basins as well as possible cryovolcanism. GALA was ...