https://blog.wongcw.com/2020/01/03/%e7%a7%91%e5%ad%b8%e5%ae%b6%e7%a2%ba%e5%ae%9a%e6%9c%88%e7%90%83%e7%a3%81%e5%a0%b4%e6%b6%88%e4%ba%a1%e6%96%bc10%e5%84%84%e5%b9%b4%e5%89%8d/
科學家確定月球磁場消亡於10億年前