New research is helping to explain one of the big questions that has perplexed astrophysicists for the past 30 years—what causes the changing brightness of distant stars called magnetars.
![](https://scx1.b-cdn.net/csz/news/tmb/2020/modelingtemp.jpg)
Source:
https://phys.org/news/2020-10-temperature-variation-distant-stars.html