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 ...

Scientists may have uncovered a bizarre new state of matter deep inside Uranus and Neptune, where atoms behave in unexpected ...

The astronauts circling Earth on the Artemis mission sent back beautiful clear photos of the continents, clouds, and oceans.

Neptune has a complicated life story, and its moon Nereid might be the only one left standing from the planet’s multibillion-year history.

“Carbon and hydrogen are among the most abundant elements in planetary materials, yet their combined behavior at giant-planet conditions remains far from fully understood,” Liu said. The pressures ...