Jupiter
Ganymede, Jupiter’s moon, was struck by an asteroid larger than the dinosaur-killing rock that destroyed the dinosaurs
Research suggests that Ganymede, the largest moon in our solar system, was struck by an ancient asteroid far more massive…
In NASA’s new Hubble photo Jupiter and its Moon Europa Shine
Jupiter and its luring moon Europa sparkle in another photograph by the Hubble Space Telescope. Hubble snapped the image a…