超大质量黑洞

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星系NGC 1097

2022年11月16日 In the Arms of NGC 1097 Image Credit & Copyright: Mike Selby, Mark Hanson Explanation: Spiral galaxy NGC 1097 shines in southern skies, about 45 million light-years away in the heated constellation Fornax. Its blue spiral arms are mottled with pinkish star forming regions in this co […]

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跳舞的幽灵:活跃星系的弯曲喷流

2021年9月1日 Dancing Ghosts: Curved Jets from Active Galaxies Image Credit: Jayanne English & Ray Norris, EMU-ASKAP, DES; Text: Jayanne English (U. Manitoba) Explanation: Why would galaxies emit jets that look like ghosts? And furthermore, why do they appear to be dancing? The curled and fluffy je

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