sagittarius spiral arm

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M24:人马恒星云

2023年6月28日 Messier 24: Sagittarius Star Cloud Image Credit & Copyright: Emmanuel Astronomono Explanation: Unlike most entries in Charles Messier’s famous catalog of deep sky objects, M24 is not a bright galaxy, star cluster, or nebula. It’s a gap in nearby, obscuring interstellar du

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梅西耶24:人马恒星云

2022年4月7日 Messier 24: Sagittarius Star Cloud Image Credit & Copyright: Gabriel Rodrigues Santos Explanation: Unlike most entries in Charles Messier’s famous catalog of deep sky objects, M24 is not a bright galaxy, star cluster, or nebula. It’s a gap in nearby, obscuring interstellar

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