I previously discussed a method for rendering background images over specific areas of the screen using filters. In order to combine these images with the entire starfield, I followed a similar level-of-detail approach to planetary bodies. Figures 1 and 2 below show example screenshots.
Check out the gallery for more images.
1Composite of the Virginia Tech Spectral line Survey (VTSS) and the Southern H-Alpha Sky Survey Atlas (SHASSA), Credit Douglas Finkbeiner
2Credit NASA/JPL-Caltech/WISE Team