China’s Tianzhou-1 cargo spacecraft and Tiangong-2 space lab completed their third and last in-orbit refueling at 8:17 p.m. Saturday.
The third refueling, lasting about three days, confirmed the technical results from the second 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 and second on June 15.
In the past five months, Tianzhou-1 has operated smoothly and completed various tasks.
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