China's Shenzhou-14 astronauts carry out spacewalk
Two astronauts on board China's Tiangong space station successfully completed a six-hour spacewalk Friday, the national human spaceflight agency said. Astronauts Chen Dong and Liu Yang returned to their cabin module in the early hours of Friday, the China Manned Space Agency (CMSA) said, declaring the first spacewalk of the six-month Shenzhou-14 mission a "complete success". China's heav