https://blog.wongcw.com/2020/09/09/%e7%ac%ac%e4%b8%80%e5%80%8b%e8%a2%ab%e6%b8%85%e6%99%b0%e6%8e%a2%e6%b8%ac%e5%88%b0%e7%9a%84%e4%b8%ad%e7%ad%89%e8%b3%aa%e9%87%8f%e9%bb%91%e6%b4%9e%ef%bc%9a%e8%bf%84%e4%bb%8a%e6%9c%80%e5%bc%b7%e5%bc%95/
第一個被清晰探測到的中等質量黑洞:迄今最強引力波信號