The Milky Way gobbled up a galaxy one quarter of its mass 10 billion years ago in a “violent collision” that didn’t fully settle for eons, astronomers said in new research published Monday.
![](https://3c1703fe8d.site.internapcdn.net/newman/csz/news/tmb/2019/themilkywayc.jpg)
Source:
https://phys.org/news/2019-07-astronomers-decode-milky-violent-birth.html