China has officially announced that it will launch the second half Inflatable tunnels of the manned spacecraft Shenzhou on the 7th, the first astronauts Chucang activities. Our will be open from the beginning of "looking forward to 'God 7' Survey" special reports, published one after another on the activities of the astronauts Chucang article for our readers.
Chucang activities, commonly known as "space walk" refers to the astronauts manned spacecraft to leave the cockpit, to open space activities, from a broader sense, but also in other celestial bodies on the surface of the activities.
People in space in a state of weightlessness is unable to walk, can only be Piaolaipiaoqu in other celestial bodies, and only in a solid surface, such as the moon, Mars and other planets like to be on the run.
March 1965, the Soviet Union Lieangnuofu astronauts Inflatable tunnels completed the first human space flight history Chucang activities, in an open space at the 12 minutes. The following year in June, the U.S. astronauts White out of the cockpit, spent 20 minutes outside, and the first American astronaut extravehicular activities. At that time, the two astronauts Chucang activities are designed primarily to the space race in the fight for "first." However, Chucang marks the realization of human activities of a manned space flight to a new level.