Earth 3D 

Earth 3D turns your monitor into a realistic space shuttle window! Our planet looks exactly as it's seen by astronauts. You see the blackness of outer space with sparks of stars on it. You are flying around the Earth, a colorful ball with a veil of atmosphere.

Features: explore our planet with Interactive mode 62 world sights 464 geographic names original music track compatible with OS X 10.7 high-quality 3D graphics and effects screen saver mode multi-monitor support with monitor selection removing dock icon autostart at login doesn't prevent your computer from going to sleep