Earthed

NinePlanets.jpg

Summary: in mass than the Earth; most of its mass is hydrogen, and, in fact, its composition closely mirrors that of the Sun. B. A quick and selective tour through the outer Solar System The outer planets have been explored by various space probes: Voyager 1 (Jupiter and Saturn), Voyager 2 (Jupiter, Saturn, Uranus, Neptune), the current Galileo mission (Jupiter and its

Image Dimensions: 657 x 496