OptionalsunSun radiance at the top of the atmosphere (Sky.sunIntensity).
OptionalrayleighRayleigh scattering multiplier (Sky.rayleigh).
OptionalmieMie scattering multiplier (Sky.mie).
OptionalozoneOzone absorption multiplier (Sky.ozone).
OptionalgroundGround albedo (linear RGB) (Sky.groundAlbedo). Adopted by reference.
OptionalenableRender a procedural starfield (Sky.enableStars).
OptionalstarsStar luminance extinction (Sky.starsExtinction).
OptionalplanetSpherical planet mode (Sky.planetMode).
OptionalplanetPlanet surface radius (Sky.planetRadius).
OptionalatmosphereAtmosphere shell thickness (Sky.atmosphereHeight).
OptionalhorizonlessWrap the sky with no hard planet limb (Sky.horizonless).
Construction options for Sky. Every field is optional and maps to the like-named property; omitted fields keep the property default.