A new study suggests that Neptune and Uranus are a similar shade of greenish blue, contrary to the commonly held belief that the two outer planets are vastly different colors. Traditionally, Uranus is depicted as pale cyan and Neptune as deep azure blue, largely because that’s what the first images of both planets showed, as captured by NASA’s Voyager 2 mission in 1986 and 1989, respectively. However, according to researchers at the University of Oxford, that misconception arose due to the inacc