MARK GARLICK / SCIENCE PHOTO LIBRARY MARK GARLICK / SCIENCE PHOTO LIBRARY
Neptune. Artwork of the eighth and farthest planet from the Sun and the fourth largest in the solar system. Neptune is a gas giant, composed mostly of hydrogen and helium with some methane. The planet's blue colour is thought to result from absorption of red light by the methane in its atmosphere.
Model release not required. Property release not required.