If you are fascinated in Astrophotography and how they do it, wired.com has a great article of how Rogelio Bernal Andreo does his Astrophotography. He walks you a quick tutorial of how it’s done and the equipment that he uses to make his fantastic images of the stars. Here is the link to Wired.com article “The Making of a Mind-Blowing Space Photo”.
My attempts have never show the results that Andreo has produced. The closest celestial body to earth is the only thing I can get a good image from in space.