Commercial spaceflight

beginning the period of private spaceflight. The first phase of private space operation was the launch of the first commercial communications satellites. The

lifts off on first commercial mission. Spaceflight Now. 2017-01-09 [2019-10-31]. （原始内容存档于2021-01-16）.  Pan Yue. China’s Commercial Space Launch Company

abort test. Spaceflight Now. 2015-05-06 [2015-05-06]. （原始内容存档于2015-05-06）.  NASA, Partners Update Commercial Crew Launch Dates. NASA Commercial Crew Program

CRS-20（英语：SpaceX CRS-20）任務，向国际空间站補充物資。這次任務也是SpaceX在第一期商业补给服务合同（英语：Commercial Resupply Services）（CRS）中完成的最後一次發射。自第二期商业补给服务合同（CRS-2）起，SpaceX改以龙飞船2号的載貨型向国际空间站補充物資。

first ISS commercial crew mission to late 2017. NASASpaceFlight. 2013-04-06 [2020-04-24]. （原始内容存档于2020-05-20）.  Launch Schedule. Spaceflight Now. [2020-08-06]