Barnard's Loop (catalogue designation Sh 2-276) is an emission nebula in the constellation of Orion. It is part of the Orion Molecular Cloud Complex which also contains the dark Horsehead and bright Orion nebulae. The loop takes the form of a large arc centered approximately on the Orion Nebula.
天黑才上山(17:30~19:25)為了SP閉幕式幾句話
天亮就下山(08:20~10:25)來去上課(地科,國文)
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