Uranus and Neptune have been called the “ice giants” for decades. But in new research, that nickname might be more a misnomer ...

We actually know very little about what's going on inside Uranus and Neptune, causing researchers to propose that these ...

Uranus and Neptune are the two furthest planets in the Solar System and have been visited only once by human spacecraft – by Voyager 2 over 30 years ago – so there is a lot about them that we do not ...

What if our understanding of Uranus and Neptune's compositions have been wrong, specifically regarding their classifications as "ice giants?" This is what a recent study accepted for publication in ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

One of the most notable properties of the giant planets in our solar system—Jupiter, Saturn, Uranus and Neptune—are the ...