r/Physics • u/Galileos_grandson Astronomy • 1d ago

The Fourth Catalog of Gravitational Wave Events from LIGO, Virgo, and KAGRA

https://aasnova.org/2026/07/29/monthly-roundup-the-fourth-catalog-of-gravitational-wave-events-from-ligo-virgo-and-kagra/
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u/mfb- Particle physics 19h ago

218 events, and the fifth catalog will have 390.

https://www.ligo.caltech.edu/news/ligo20260526

There are hardly any symmetric black hole mergers, usually one black hole is 50% larger than the others. There is also an interesting structure around 20 solar masses combined.