We have seen intricate patterns that milk makes in coffee and much smoother ones that honey makes when stirred with a spoon. Which of these cases best describes the behavior of the hot gas in galaxy clusters? By answering this question, a new study using NASA’s Chandra X-ray Observatory has deepened our understanding of galaxy clusters, the largest structures in the Universe held together by gravity.
![](https://3c1703fe8d.site.internapcdn.net/newman/csz/news/tmb/2019/doesthegasin.jpg)
Source:
https://phys.org/news/2019-06-gas-galaxy-clusters-honey.html