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Search reveals eight new sources of black hole echoes（图）
黑洞回波 新来源 恒星物质 演化
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2023/6/9
Scattered across our Milky Way galaxy are tens of millions of black holes — immensely strong gravitational wells of spacetime, from which infalling matter, and even light, can never escape. Black hole...
European astronomers create largest-ever catalogue of gamma-ray sources in the universe（图）
gamma-ray
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2007/3/15
23 February 2007，Using data from the European Space Agency's latest orbiting gamma-ray observatory, Integral, a European team of astronomers led by Dr Antony Bird of the University of Southampton (UK)...