Microsoft Research WorldWide Telescope

The WorldWide Telescope (WWT) is aWeb 2.0 visualization software environment that enables your computer to function as a virtual telescope—bringing together imagery from the best ground and space-based telescopes in the world for a seamless exploration of the universe.
                                
Microsoft WorldWide Telescope  brings terabytes of imagery from the best ground telescopes and the Hubble Space Telescope to your desktop. 
                                                                    

          

                            


It seamlessly combines the data from these multiple sources into a rich immersive world that you can explore from your home. Use the native Windows client for all features, or the web client for a smaller subset. Guided tours from experts are a great way to introduce the stars and galaxies to youngsters. Exploration is possible not only in the visible light spectrum, but also in non-visible wavelengths such as x-ray and infrared.