这张照片由加那利群岛的北欧光学望远镜的数据合成，显示星云的延伸发射。
Made with data from the Nordic Optical Telescope in the Canary Islands, the composite picture shows extended emission from the nebula.
这张照片由加那利群岛的北欧光学望远镜的数据合成，显示星云的延伸发射。
Made with data from the Nordic Optical Telescope in the Canary Islands, the composite picture shows extended emission from the nebula.
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