The Terrestrial Planets consist of Mercury, Venus, Earth and Mars, and the Gas Giants which do not have solid surfaces are Jupiter, Saturn, Uranus and Neptune.

Have fun learning about the planets within our Solar System, with our friendly Robonauts, who will help you in your mission of discovery… using games, fact sheets, exciting projects and activities…

Mars is the fourth planet from the Sun and often described as the Red Planet, and is currently the only planet who’s surface can be viewed in detail from Earth.

Mars is a cold desert world. It is half the diameter of Earth and has the same amount of dry land. Like Earth, Mars has seasons, [...]

Jupiter is the fifth planet from the Sun and is the biggest planet within our Solar System, and is the first of the Gas Giants, in line from the Sun.

The picture to the left shows a true-color image of Jupiter taken by the Cassini spacecraft N.A.S.A