The Shenzhou 14 crew returned to the Dongfeng landing site tonight, and the astronauts will bring back a variety of medical science experiment samples.

Thanks to CTOnews.com netizen xiaocluoyuzi for the clue delivery! CTOnews.com, December 4, according to CCTV news, in addition to personal belongings, the Shenzhou 14 astronauts who will return to the Dongfeng landing site today also carried a number of medical and scientific experiment samples, which will provide an important basis for the study of human long-term space life.

This batch of experimental samples brought back by the Shenzhou 14 astronauts are mainly humoral and cytological samples, including five categories and more than 80 experimental samples, which can enable the ground research team to better understand the changes of the human body in space life.

▲ Tu Yuan: China manned Space Engineering Office officially reported that Shenzhou 14 ushered in the Mengtian experimental module during its orbit. Relying on the cryogenic storage equipment carried by the Mengtian experimental module, the astronauts carried out living cell preservation and in-orbit experiments for the first time, and these samples will also return with the astronauts.

CTOnews.com learned that according to the China manned Space Engineering Office, at 11:01 today, the Shenzhou 14 manned spacecraft was successfully separated from the space station assembly. Before the separation, with the cooperation of ground scientists and technicians, the Shenzhou 14 astronauts completed various tasks before evacuation, such as the rotation of the Shenzhou 15 crew in orbit, the state setting of the space station assembly, the collation and transmission of experimental data, and the cleaning and transfer of materials in orbit, and waved goodbye to the Shenzhou 15 astronauts.