On March 31, 2018 at 03:22 UTC the “Long March – 4C” (“Changzheng-4C”) rocket-carrier was launched from the Taiyuan Satellite Launch Center in north China's Shanxi Province. The rocket orbited three “Gaofen-1” Earth observation satellites.

On March 30, 2018 at 14:13 UTC the "Falcon-9” rocket-carrier was launched from Vandenberg Air Force Base, California, USA. The launch was performed by the "SpaceX” private company supported by the 30th Space Wing of US Air Force. The rocket orbited 10 “Iridium NEXT” communications satellites.

On March 29, 2018 American astronauts Andrew Feustel and Richard Arnold performed the spacewalk to install additional wireless communications gear, replace a balky camera and its pan-and-tilt mechanism and remove two suspect hoses in the station’s ammonia coolant system. The EVA lasted 6 hours and 10 minutes. It was the seventh spacewalk for Andrew Feustel and the third for Richard Arnold.