When three galaxies collide, what happens to the huge black holes at the centers of each? A new study using NASA’s Chandra X-ray Observatory and several other telescopes reveals new information about how many black holes are furiously growing after these galactic smash ups.
![](https://scx1.b-cdn.net/csz/news/tmb/2021/galaxieshits.jpg)
Source:
https://phys.org/news/2021-01-galaxies-triple-black-holes.html