The two most puzzling rings around Uranus are gradually giving up their secrets, only to deepen the mystery of the Uranian ...

The Hubble Space Telescope has peered at Uranus, left, and Neptune to study the so-called "ice giant" planets, but little is known about their interior composition. - NASA / ESA / M. Showalter / L.

What's behind the odd magnetic fields observed around ice giants? Why, quasi-1D superionic hydrogen, of course.

Looking for a sky event this week? Check out our full Sky This Week column. April 22: The Lyrid meteor shower peaks Bright ...

Although Uranus possesses rings, they are not as structured and bright as the rings of Saturn. They are rather dark, narrow, ...

Uranus and Neptune have been called the “ice giants” for decades. But in new research, that nickname might be more a misnomer than anything. A study by the lead researchers astrophysicists Luca Morf ...

The deep interiors of ice giant planets such as Uranus and Neptune may contain a previously unknown form of matter. This possibility comes from new ...

T he giant planets of the Solar System have complex interiors that have been difficult to pin down. Inside Uranus and Neptune ...

The planets in the Solar System are typically divided into three categories based on their composition: the four terrestrial rocky planets (Mercury, Venus, Earth and Mars), followed by the two gas ...

The deep interiors of ice giants such as Uranus and Neptune may contain a previously unknown form of matter, based on new computational research by Carnegie scientists Cong Liu and Ronald Cohen.

Scientists from the Carnegie Institution have discovered that a previously unknown form of matter may exist in the depths of ...