Chinese astronauts install debris shields on Tiangong space station during 8.5-hour spacewalk (video)
Two Chinese astronauts completed an 8.5-hour spacewalk on Jan. 20, a sojourn that installed debris shielding outside the Tiangong space station.
Two Chinese astronauts completed an 8.5-hour spacewalk on Jan. 20, a sojourn that installed debris shielding outside the Tiangong space station.
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