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首页星云壁纸 Weighing in on the Dumbbell Nebula

Weighing in on the Dumbbell Nebula

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by NASA/JPL-Caltech/Harvard-Smithsonian CfA

NASA Image Library · 公有领域（Public Domain）

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The Dumbbell nebula, also known as Messier 27, pumps out infrared light in this image from NASA Spitzer Space Telescope. Planetary nebulae are now known to be the remains of stars that once looked a lot like our sun.

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