Planet Earth 3D Screensaver 1.3 descriptions Space tourism is only available to very rich people. Among its primary attractions is the awesome & thrilling feeling of looking at the Earth from space described by all astronauts as extremely intense & mind-boggling. This screensaver provides a unique opportunity to do that without having to pay 20 million dollars. You will actually get to see more than a regular space tourist. It is a fantastically realistic 3D model of the planet!