Color information was added with data taken at the Cerro Tololo Inter-American Observatory (CTIO) in Chile.Red corresponds to sulfur, green to hydrogen, and blue to oxygen emission.

• 此幅图片是在中性氢气灯光中拍摄而成，颜色是后来添加的，其资料取自智利托洛洛山美洲天文台。