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 ...

The outer solar system is a frigid place where liquid water isn't expected to exist.

Crushing water to pressures in the millions of atmospheres has revealed two strange types of ice, which may form deep inside ...

Joseph DePasquale (STScI), Naomi Rowe-Gurney (NASA-GSFC) Neptune’s tiny moons may be ancient wreckage, preserving material ...

A U.S. government lab has recreated the truly alien conditions that melt diamonds deep inside ice giant planets—and the technique could triple the energy gains for some fusion reactors.

Add Yahoo as a preferred source to see more of our stories on Google. New simulations reveal a bizarre superionic carbon-hydrogen phase that may exist deep inside giant planets. (CREDIT: Shutterstock) ...

The water did not boil away. Instead, its oxygen atoms settled into a crystal arrangement that scientists had predicted but ...

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 ...

Space tourism is taking off right now, and Space Perspective is one company that will take you on an out-of-this-world vacation. While it's not anywhere close to being a mainstream tourism option at ...

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 ...