互相绕着旋转的两个黑洞。最终两个黑洞将融合,产生引力波。(绘图:Alamy Stock Photo) 参考资料
1.WJ百科
2.天文学名词
3.知乎
4."Peering into the Dark Side: Magnesium Lines Establish a Massive Neutron Star in PSR J2215+5135". doi:10.3847/1538-4357/aabde6/.
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6.Rezzolla, L.; Most, E. R.; Weih, L. R. (2018-01-09). "Using Gravitational-wave Observations and Quasi-universal Relations to Constrain the Maximum Mass of Neutron Stars". Astrophysical Journal. 852 (2): L25. arXiv:1711.00314 Freely accessible. Bibcode:2018ApJ...852L..25R. doi:10.3847/2041-8213/aaa401.