Neptune is the most distant major planet in our Solar System—and one of its greatest mysteries. NASA's observations have ...

Solid diamonds may be forming and falling like rain deep inside Neptune and Uranus, where pressures exceed 19 gigapascals and temperatures climb high enough to rip methane molecules apart. Laboratory ...

Far beneath the thick blue clouds of Uranus and Neptune, matter may behave in ways never before seen. Under crushing pressures and searing heat, carbon and hydrogen could organize into a bizarre new ...

For some time, researchers have hypothesized that deep inside both Neptune and Uranus, it may be raining diamonds. They have now found evidence showing how it may happen. In the research, an ...

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 fields are ...

Skoltech scientists and their Chinese colleagues have determined the conditions that enable the existence of a very peculiar ion. Dubbed aquodiium, it can be conceptualized as an ordinary neutral ...

Scientists have helped solve the mystery of what lies beneath the surface of Neptune – the most distant planet in our solar system. A new study sheds light on the chemical make-up of the planet, which ...