The Tianzhou-1 cargo ship has completed its second refueling test of the Tiangong-2 space station, Chinese media report.
The second refueling, lasting about two days, further tested the country’s refueling technology and cemented technical results from the first refueling.
Tianzhou-1, China’s first cargo spacecraft, was launched on April 20 from south China’s Hainan Province, and it completed automated docking with the orbiting Tiangong-2 space lab on April 22.
The two spacecraft completed their first in-orbit refueling on April 27, at an orbit of 393 kilometers above the earth….
According to the flight plan, Tianzhou-1 will fly around Tiangong-2 and then carry out a second docking.
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