Additionally, one of the gravitational wave observations was corroborated by immediate follow-up observations with normal telescopes [1]. [1]: https://www.as.a

Additionally, one of the gravitational wave observations was corroborated by immediate follow-up observations with normal telescopes [1]. [1]: https://www.as.arizona.edu/discovery-optical-counterpart-gravitational-wave-event https://www.as.arizona.edu/discovery-optical-counterpart-gra...