SetCameraView 
        /Position:0, 0, -5
        /LookAt:0, 0, 0
SetSky 
        /Material:"MilkyWay Skybox"
AddSun sun
AddEmptyObject obj1
AddQuad qd1
        /Parent:obj1
        /Position:0, 0, -1
        /Texture:"Science/SunSpot"
        /Shader:UnlitTransparent
        /Scale:0.5, 0.5, 0.5
AddEmptyObject obj2_center
AddEmptyObject obj2
        /Orientation:25, 0, 0
        /Parent:obj2_center
AddQuad qd2
        /Parent:obj2
        /Position:0, 0, -1
        /Texture:"Science/SunSpot"
        /Shader:UnlitTransparent
        /Scale:0.3, 0.3, 0.3
AddEmptyObject obj3_center
AddEmptyObject obj3
        /Orientation:50, 0, 0
        /Parent:obj3_center
AddQuad qd3
        /Parent:obj3
        /Position:0, 0, -1
        /Texture:"Science/SunSpot"
        /Shader:UnlitTransparent
        /Scale:0.3, 0.3, 0.3
void loop()
{
    obj1.Rotate(0, -0.3, 0)
    obj2_center.Rotate(0, -0.2, 0)
    obj3_center.Rotate(0, -0.1, 0)
}