is neptune blue-green in color?
<answer> No, Neptune is a bright azure blue. <context> The color of Neptune is a bright azure blue. During its flyby in 1989, NASA’s Voyager 2 revealed the bright blue color, different from the pale blue color of Uranus. So why does Neptune have this color? The answer to Neptune’s color comes from its cloud tops. The upper atmosphere of Neptune is made up […]