Astronomers have spotted three giant black holes within a titanic collision of three galaxies. Several observatories, including the Chandra X-ray Observatory and other NASA space telescopes, captured the unusual system.
![](https://scx1.b-cdn.net/csz/news/tmb/2019/foundthreebl.jpg)
Source:
https://phys.org/news/2019-09-black-holes-collision.html