WASHINGTON (Reuters) -The rings of Saturn are among the wonders of our solar system, with a diameter of roughly 175,000 miles (280,000 kilometers) as they encircle the giant planet. But smaller ...

Planetary rings explained: composition, formation theories, and a comparison of Saturn, Jupiter, Uranus, and Neptune’s rings.

In a significant breakthrough, astronomers have identified an asteroid boasting its own ring system, a feature previously assumed to be exclusive to giant planets. This extraordinary celestial body ...

In a universe where change usually unfolds over eons, astronomers have gotten a rare front-row seat to watch a small, icy world beyond Saturn build a brand-new set of rings in real time. A team of ...

For decades, astronomers have been awed by Saturn’s ring beauty. But a tiny, icy wanderer drifting between Saturn and Uranus has now stolen a little of that spotlight. A new paper released in The ...

Material around Chiron, a small icy world in the far reaches of the solar system, may be taking shape into a ring system of its own. The rare event is unfolding in real time, giving astronomers a ...

Astronomers have found signs that the small icy world Chiron, orbiting between Saturn and Uranus, may be forming a new ring system in near-real time. When you purchase through links on our site, we ...