James Elliot and team discovered Uranus' rings via stellar occultation. NASA's Voyager 2 later revealed more details on its ...

The planet is made mostly of hydrogen and helium whereas the rings are billions of pieces of ... Pioneer 11 and the twin Voyagers 1 and 2 flew by it while Cassini orbited Saturn from 2004 to ...

and scientists believe it may actually be a ringed planet, despite evidence that a ring shouldn’t be possible at that distance. What’s really confusing about the ring surrounding this planet ...

A new study presents a compelling new model for the formation of super-Earths and mini-Neptunes -- planets that are 1 to 4 times the size of Earth and among the most common in our galaxy. Using ...

They’re the biggest, brightest rings in our solar system. Extending over 280,000 km from the planet; wide enough to fit 6 Earths in a row. But Saturn won’t always look this way. Because its ...

But what if the planets aren’t wispy and puffy at all? What if they’re actually dense and much smaller than we think, but only appear large at a distance thanks to the presence of rings ...

New research suggests that Saturn’s rings may be older than they look, possibly as old as the planet. Instead of being ... about the halfway mark of 2.25 billion years old.