Shenzhou VII will be launched at an appropriate time from 21:07 to 22:27 on the 25th. Now all work has entered the countdown, and what everyone is most concerned about is the condition of the astronauts. After the official release of the astronaut list today, people have been waiting with excited feelings. This is the first time for our astronauts to conduct extravehicular activities, which is a great leap forward in our country's space technology.