Why do astronauts need to carry guns when going into space? It's not about preventing aliens, the lesson of the Soviet Union cannot be forgotten
On October 26, 2023, the Shenzhou 17 spacecraft, carrying three astronauts, was successfully launched and launched, ushering in a new round of personnel rotation for the Chinese space station.When it comes to manned spaceflight, many people will definitely think of China's first space hero, Yang Liwei...