Here’s how it works. An exotic form of precipitation called 'diamond rain' — long thought to occur deep within ice giant planets — could be more common than previously thought.

Neptune, the eighth and final planet from the sun, is known for its trails of wispy white clouds made up of crystals of frozen methane. Strong winds whip these clouds across the ice giant at ...

In the cold, dark outskirts of planetary systems far beyond the reach of the known planets, mysterious gas giants and ...

Our solar system’s origin story spans billions of years and involves clouds of gas, cosmic collisions, and planetary ...

Astronomers find evidence of a possible ninth planet beyond Neptune, reigniting the debate about the formation of the Solar ...

The moon will rise with Venus and the ice giant Neptune in the pre-dawn sky on Thursday, May 22.

For instance, Neptune migrated outward, switching places with Uranus, and pushed a lot of the small, icy bodies into the ...

A new analysis of planet formation models estimates the odds of a theoretical Planet Nine orbiting our sun at 40% given ...

The famous interstellar probe, Voyager 2, was the only spacecraft to do so in 1989, revealing Neptune’s atmosphere, rings, and moons. Voyager 2 also revealed that the ice giant has auroras ...

“So this hypothesis is very compelling.” The idea about the two ice giant planets — so-called because of the freezing conditions in which they formed — was put forward by Burkhard ...

Under the ice: Models for the interior structures of the ice-giant planets Uranus and Neptune have two distinct, intermediate layers: an upper, water-rich convecting layer where disorganized magnetic ...