Out past Neptune are countless small icy and rocky bodies called Trans-Neptunian Objects (TNOs), and many of these have moons ...

The sheer number of objects suggests scientists will soon have to grapple with what counts as a moon versus what’s just a ...

The ringed gas giant Saturn has officially replaced Jupiter as the planet in our solar system with the most moons. The ...

The objects around the ringed planet are tiny, but some of them may have formed relatively recently in the solar system’s ...

The discovery points to what astronomers have thought for decades, that Saturn's rings were caused by a massive collision ...

The leading explanation for all of these mysteries is known as the giant impact hypothesis. According to this story, when the ...

The number of known moons in our Solar System has been rising for centuries, but astronomers say it has probably peaked – for ...

An international team of astronomers working with the Canada France Hawaii Telescope have discovered a whopping 128 more ...

Faint signatures detected by the Canada France Hawaii Telescope have revealed 128 new moons around Saturn, making it the ...

This multitude of small, not very round objects are thought to be fragments of larger moons that broke apart in collisions ...