public void UpdatePlanet(Thing thing)
{
PlanetType planetType;
if (thing.type == (ushort) ThingType.Sun)
planetType = PlanetTypes.GetPlanetType((byte) (Math.Abs(thing.seed % 2) + 4)); //suns!
else
planetType = PlanetTypes.GetPlanetType((byte) (Math.Abs(thing.seed % 4))); //planets!
planet.UpdateSprite("Planets", planetType.planetSprite.Id);
}