【 在 hsz76 (好好运动，天天向上) 的大作中提到: 】
: 猎鹰9的2级在leo轨道发射活动都是受控脱轨的，这里有一篇比较具体的文章
: https://spaceflight101.com/falcon-9-deorbit-burn-seen-over-iran-kuwait/

这一段？
Having sent the Dragon on its way, the Falcon 9 second stage was set for a very brief re-start of its engine for a retrograde deorbit maneuver, placing it on a sub-orbital arc intercepting the dense atmosphere over the Indian Ocean, south west of Australia.
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FROM 59.172.4.*