https://blog.wongcw.com/2020/07/03/nasa-mars-2020%e7%99%bc%e5%b0%84%e7%aa%97%e5%8f%a3%e5%8d%b3%e5%b0%87%e6%88%aa%e6%ad%a2%ef%bc%9a%e8%8b%a5%e9%8c%af%e9%81%8e%e5%b0%87%e8%a6%81%e7%ad%89%e5%88%b02022%e5%b9%b4/
NASA Mars 2020發射窗口即將截止:若錯過將要等到2022年