At 20: 09 on February 4th, 65438 Beijing time, the return capsule of Shenzhou 14 manned spacecraft landed successfully at Dongfeng landing site. The astronauts, Liu Yang and Cai left the cabin safely and smoothly. CCTV news channel "China Space Station" series of live special programs broadcast the whole process of this great moment in China's space history, and paid attention to the return of the three astronauts of Shenzhou 14 with the national audience.

This return mission is the first time that Dongfeng Landing Site has undertaken the night return mission in extremely cold weather, and it is also the second night return mission of China manned space flight after Shenzhou VI, and the time interval is 17. The situation is more complicated, which also puts higher demands on the live commentator.

Shenzhou 14 returned to the live broadcast, and invited commentators.

It is worth mentioning that the main guest of the program, Hao, is an astronaut from China who walked out of Jiexiu. During the return mission of Shenzhou 14 return module, Hao was mainly responsible for shenzhou spaceship system, landing site system and communication system, which required very high professional skills and coordination ability of the staff.

According to the work arrangement of China Manned Space Engineering Office, he was invited as a guest speaker to explain the return mission of Shenzhou 14 in the live program of China Space Station on CCTV news channel.

In a short week, he prepared more than 10,000 words of explanatory materials after work, in addition to doing the daily work of this return mission. According to every link in the process of returning to the capsule, he turned the academic language of space into something that the audience could understand and be interested in, popularized space knowledge more popularly, described the rapid development of China's space industry and inspired the patriotic enthusiasm of young people.