New research suggests sub-Neptune exoplanets may hide significant water layers. These hidden layers could make atmospheric ...

While NASA proposes a mission to Neptune's moon, Triton, which could have an ocean capable of supporting life, researchers believe Neptune and Uranus are composed "primarily" of a strange form of ...

Diamond rain? Super-ionic water? These are just two proposals that planetary scientists have come up with for what lies beneath the thick, bluish, hydrogen-and-helium atmospheres of Uranus and Neptune ...

Origins of the ice giant model NASA’s Voyager 2 spacecraft flew past Uranus in 1986 and Neptune in 1989. These flybys remain ...

When exoplanet TOI-674 b was first discovered, it caught the attention of Jonathan Brande for several reasons. “It's a good-sized planet orbiting a small star — it has a very large transit signal,” ...