Dramatic theories have been proposed to explain the mysterious interiors of Uranus and Neptune, the ice giants of our solar ...

Astronomers have long believed that the ice giants Uranus and Neptune are rich in frozen water. However, a new study suggests they may also have tons of methane ice. The findings could help solve ...

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering ...

Despite its extremely cold atmosphere, the interior of Neptune is far hotter than that of its ice giant twin, Uranus. In fact, Neptune gives out 2.6 times more heat than it receives from the Sun. The ...

2024 — Neptune is fondly known for being a rich blue and Uranus green -- but a new study has revealed that the two ice giants are actually far closer in color than typically thought. The correct ...

In fact, the last time that humanity paid a brief visit to the ice giant was January 24, 1986, when NASA’s Voyager 2 probe flew past the planet on its way to Neptune. It was the first time we ...

Neptune is an ice giant, composed primarily of hydrogen, helium, and methane, with a hot, dense fluid of icy materials above a small rocky core. Neptune has 14 known moons and at least five main rings ...

Uranus and Neptune are the furthest planets from the Sun. They are known as the Ice Giants. Uranus is the coldest planet in the Solar System. Unlike the other planets, Uranus spins on its side.