After a decade-long search, some scientists say a growing number of clues point to the existence of a hidden planet in the Kuiper Belt beyond Neptune — and they may soon have the opportunity to ...

Upgraded ALMA images expose hidden rings and spirals around baby stars, indicating planets begin taking shape mere cosmic ...

Does Jupiter have rings? How about Uranus? Here's everything you need to know about which planets have rings.

The lore of J.R.R. Tolkien's The Lord of the Rings universe extends beyond Middle-earth, including the existence of other fascinating planets.

Distant dwarf planet Quaoar shouldn’t have a ring, but it does Something put a ring around a tiny world orbiting beyond Neptune. By Jon Kelvey Published Feb 9, 2023 5:00 PM EST ...

Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, researchers say.

Beyond our solar system, there’s a whole selection of planets unlike anything we see around the Sun. In the cosmic candy shop, there are Ring Pops (less magnificent versions of Saturn), Hot ...

Saturn's rings are long thought to be up to 400 million years old but new data finds they could be around 4.5 billion years old.

None of the rocky planets in our Solar System — Mercury, Venus, Earth and Mars — have rings. Can you picture Earth with a ring system, though? Think of what ...

After a decade-long search, some scientists say a growing number of clues point to the existence of a hidden planet in the Kuiper Belt beyond Neptune — and they may soon have the opportunity to ...