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仙女座星系方向的未预期云气

2023年1月17日 Unexpected Clouds Toward the Andromeda Galaxy Image Credit & Copyright: Yann Sainty & Marcel Drechsler Explanation: Why are there oxygen-emitting arcs near the direction of the Andromeda galaxy? No one is sure. The gas arcs, shown in blue, were discovered and first confirmed by […]