![](https://www.nasa.gov/sites/default/files/thumbnails/image/potw2013a.jpg)
This remarkable spiral galaxy, known as NGC 4651, may look serene and peaceful as it swirls in the vast, silent emptiness of space, but don’t be fooled — it keeps a violent secret. via NASA http://www.nasa.gov/image-feature/goddard/2020/hubble-captures-a-cannibal-galaxy