https://blog.wongcw.com/2022/12/17/nasa%e6%9c%80%e6%96%b0swot%e8%a1%9b%e6%98%9f%e9%80%9a%e9%81%8espacex%e7%81%ab%e7%ae%ad%e7%99%bc%e5%b0%84%e4%bb%a5%e8%aa%bf%e6%9f%a5%e5%9c%b0%e7%90%83%e7%9a%84%e6%b0%b4/