Long March 5B debris https://koputokiryo.com/%e3%80%90%e8%8b%b1%e5%ad%97%e6%96%b0%e8%81%9e%e3%82%92%e8%aa%ad%e3%82%80%e3%80%91%e4%b8%ad%e5%9b%bd%e3%81%ae%e3%83%ad%e3%82%b1%e3%83%83%e3%83%88%e9%95%b7%e5%be%815b%e5%8f%b7%e3%81%ae%e7%a0%b4%e7%89%87/long-march-5b-debris/