Dunno, just tried it 10 minutes before posting. Shadows seems fine, kerbonauts make shadows on the spacecraft during EVA, and Spacecraft make shadows on the mun during landing. Current gfx settings - Terrain: High, SM3:enabled, Terrain Scatters: Disabled, Scatter Density:50%, Render Quality: Fantastic, Texture Quality: Full res, Fallback parts shaders : True, aerodynamics FX: Normal, Edgehighlights: Disabled, Resolution:1920x1080, fullscreen enabled, AA: 4X, VSync: everyVblank, Framelimit : 120 fps, Pixel light count : 8, Shadow cascades: 4.