Demonstration of Sean O'Neil's Atmospheric Scattering Shaders from GPU Gems 2. Bonus: Lens Flares!
Sample images: http://imgur.com/a/i9S1C
Demonstration of Sean O'Neil's Atmospheric Scattering Shaders from GPU Gems 2. Bonus: Lens Flares!
Sample images: http://imgur.com/a/i9S1C