The ringed gas giant Saturn has officially replaced Jupiter as the planet in our solar system with the most moons. The ...
A huge haul of 128 newfound satellites might be a hint of past collisions in the planet’s orbit, or something else.
The number of known moons in our Solar System has been rising for centuries, but astronomers say it has probably peaked – for ...
A space probe named Hera captured images of Mars' small Deimos moon while on a mission to examine an asteroid.
The objects around the ringed planet are tiny, but some of them may have formed relatively recently in the solar system’s ...
The results of Hera's fly-by could ultimately tell us whether Deimos is a captured asteroid or made from debris from a giant ...
The smashups are thought to have occurred at least 100 million years ago, but the moons they created are new to astronomers.