The smashups are thought to have occurred at least 100 million years ago, but the moons they created are new to astronomers.
A huge haul of 128 newfound satellites might be a hint of past collisions in the planet’s orbit, or something else.
Saturn gained a whopping 128 new official moons, as the International Astronomical Union recognised discoveries from a team ...
The objects around the ringed planet are tiny, but some of them may have formed relatively recently in the solar system’s ...
For centuries, Jupiter reigned as king of the moons. Initially, the Big Four, discovered by Galileo, and then as optics and ...