Chinese astronauts perform record-breaking spacewalk outside Tiangong space station (video)
Two Chinese astronauts spent about 8.5 hours outside the Tiangong space station today (May 28), setting a new spacewalk-duration record for the country.
TroibNews 
Two Chinese astronauts spent about 8.5 hours outside the Tiangong space station today (May 28), setting a new spacewalk-duration record for the country.
