Add Yahoo as a preferred source to see more of our stories on Google. Neptune, known as the planet of compassion, spirituality, intuition and everything mystical, creative and healing, is a modern ...

Despite the lack of a dedicated mission to the planet, scientists have learned plenty through ground observations and space telescopes Shi En Kim | Reporter A photo of Neptune, taken by the Voyager 2 ...

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 ...