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1·The Dumbbell Nebula, also known as Messier 27, pumps out infrared light in this image from NASA's Spitzer Space Telescope.

哑铃星云，也称梅西耶27，在美国宇航局斯必泽空间望远镜拍摄的这张图片中，发出红外光。

2·Known by the popular name of the Dumbbell Nebula, the beautifully symmetric interstellar gas cloud is over 2.5 light-years across and about 1,200 light-years away in the constellation Vulpecula.

这个在狐狸座相距1200光年，直径2.5光年的美丽而对称的星际气体云有个为人熟知的名字——哑铃星云。

3·Known by the popular name of the Dumbbell Nebula, the beautifully symmetric interstellar gas cloud is over 2.5 light-years across and about 1, 200 light-years away in the constellation Vulpecula.

这个在狐狸座相距1200光年，直径2.5光年的美丽而对称的星际气体云有个为人熟知的名字——哑铃星云。

4·The nebula was named after its resemblance to a dumbbell when seen in visible light.

该星云因在可见光下观测其形似哑铃而由此得名。