I found some images of nebulae I did in 2004, just to try Lightsys capabilities in converting line spectra from elements. The RGBs obtained where feed to scattering media, and a light source was used for the central star(s). The colors are almost convincing, but the shapes lack the chaotic appearance of real nebulae. Anyhow, here are some of the many tests I did…
Nebulae
MegaPOV 1.1, 2004