Horsehead Nebula: New stars have already formed inside part of it.

马头星云: 新的?星已经在其内部形成了.

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Directly below Alnitak, a close inspection will reveal the Horsehead Nebula.

经过仔细查看就可以发现紧挨着参宿一的下方就是马头星云.

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Light takes about 1500 years to reach us from Horsehead Nebula.

从马头星云发出的光需要经过1500光年才能到达我们这里.

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As soon as I had finished eating, Doodle and I hurried off to Horsehead Landing.

我一吃完饭, 就赶紧和嘟嘟去到豪斯海德码头.

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Explanation : The Horsehead Nebula is one of the most famous nebulae on the sky.

马头星云是天空中最着名的星云之一.

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