Neptune, long believed to be dark blue, is actually very pale like Uranus, scientists say. They used modern telescopes to re-assess artificially enhanced images taken by NASA's Voyager 2 probe. We can ...

Neptune, one of our most distant planetary neighbors, may not be the color we've always thought it was. Previous images of far-off planets showed Neptune as being a deep electric blue, while Uranus ...

(CNN) - The true colors of Uranus and Neptune may be more similar than previously thought. A team at the University of Oxford used two different telescopes including the Hubble to capture new data.