Google's World Sunlight Map gadget can be added to individual web pages or Google's personalized home page.
Viewers can choose from Mercator, Peters, Mollweide or equirectangular projection maps. Cloud data is updated every three hours to provide a real-time view of the planet's changing image.
Implications - This incredible feature from Google brings earthlings one step closer to the astronaut dream and makes the world in its entirety a more accessible place. The images generated from a pair of nasa satellites give clear images of the earth during the day that offer a perspective invisible to the naked eye.