In brilliant blue, this is the pulsar wind nebula of the Crab nebula in the constellation of Taurus.
这个绚丽的蓝色是金牛座星系中蟹状星云的脉冲风星云。
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This composite image of the Crab Nebula combines a Chandra X-ray image in light blue with the Spitzer Space Telescope infrared image in red and Hubble Space Telescope's optical image.