Neptune’s atmospheric temperature is on an unexpected roller-coaster ride, and it could take decades for scientists to piece together what’s happening at the distant planet. Each Neptune year lasts ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. This article is more than 4 years old. This global color ...

Neptune is one of two "ice giants" in the solar system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Neptune is the farthest planet from the ...

Neptune’s supersonic winds and icy storms revealed a planet so extreme that it forever changed our picture of the solar system. The discovery of Neptune in 1846 was not just the triumph of mathematics ...