World/ Sky
These are options in "new" mission build (F3)
Alien Cloudy Alien Foggy Alien Night Alien Starfield
Desert Day Desert Sunset Desert Starfield
Ice Clear Day Ice Clear Night Ice Starfield
Lush Clear Day Lush Lit Sky Lush Night Lush Starfield
Mars Clear Day Mars Cloudy Day Mars Dusk Mars Starfield
Mud Day Mud Cloudy Night Mud Dusk Mud Starfield