![](https://a2c.ijclab.in2p3.fr/wp-content/uploads/sites/36/2021/11/GWTC3_BNS_VT.png)
The LIGO and Virgo detectors have observed 35 new gravitational-wave events, between November 2019 and March 2020, during the second half of the third observing run (O3b). The total number of detected gravitational-wave signals is now close to 100.
The LIGO and Virgo detectors have observed 35 new gravitational-wave events, between November 2019 and March 2020, during the second half of the third observing run (O3b). The total number of detected gravitational-wave signals is now close to 100.