Astronauts Jing Haipeng (L) and Chen Dong wave after entering the space lab Tiangong-2 at 6:32 a.m. yesterday. Jing, commander of the mission, opened the hatch of Tiangong-2 and floated into the space lab, followed later by Chen. The two astronauts extended greetings to all the people of the nation in the space lab, and checked the status of the space complex formed by Shenzhou-11 and Tiangong-2. They will live in the space lab for 30 days before returning to Earth.Xinhua