Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Neptune (left) and Uranus ...

NASA is edging toward a once‑in‑a‑generation journey to the solar system’s ice giants, a twin push to Uranus and Neptune that ...

Scientists may have missed the mark when they started referring to Uranus and Neptune as the "ice giant" planets of the solar system decades ago. Like giving a certain short-armed dinosaur a name that ...

The interiors of Uranus and Neptune may be rockier than scientists previously thought, a new computational model suggests — challenging the idea that the planets should be called "ice giants." The new ...