作为一名航天飞行工程师，航天员王杰收获满满。他说："请祖国和人民放心，我们在中国空间站'感觉 良好'。接下来，我们将继续完成各项科学实验，做好迎接神舟二十一号乘组的各项准备，圆满完成神 舟家族太空接力中属于我们的这一棒。" 每逢佳节倍思亲。神舟二十号航天员乘组虽身处400公里外的"太空家园"，心里却始终思念着祖国家 园。 "我爱你，中国！"中国空间站经过首都北京上空时，他们深情地说，"我们在中国空间站，祝福伟大的 祖国国泰民安、繁荣昌盛。"（完） "每当身着舱外航天服在太空中遥望祖国大地，心中充满了自豪和荣光。"航天员陈中瑞说，如今，"太 空菜园"喜获丰收，见证着航天探索的神奇力量。"感谢伟大祖国给予我们飞天逐梦的舞台，我们一定不 负重托，守护好中国人的'太空家园'。" 在空间站工作生活期间，神舟二十号航天员乘组在空间生命与人体研究、微重力物理科学、空间新技术 等领域开展多项实（试）验与应用。目前，他们承担的各项任务进展顺利。 新华社北京10月1日电（李国利、邓孟）今天是新中国成立76周年，正在太空出差的神舟二十号航天员 乘组通过视频祝福伟大祖国繁荣昌盛，祝福全国各族人民幸福安康。 "这是我第二次在太空为祖国 ...

Core Viewpoint - The Shenzhou 20 crew is preparing for their fourth extravehicular activity (EVA) as part of China's space station program, indicating ongoing advancements in the country's space exploration efforts [1] Group 1 - The Shenzhou 20 crew will conduct the fourth EVA soon, showcasing the progress of China's manned space missions [1] - Astronauts have completed checks and tests on their extravehicular suits, indicating thorough preparation for the upcoming activity [1] - The space station's operational stability is confirmed, and the Shenzhou 20 crew is reported to be in good condition, ready for the EVA [1]

Core Viewpoint - The Shenzhou 20 mission successfully completed its extravehicular activities with the assistance of the "Wukong AI" model, marking a significant advancement in the integration of artificial intelligence in space operations [1] Group 1: Mission Details - The Shenzhou 20 crew, consisting of astronauts Chen Dong, Chen Zhongrui, and Wang Jie, completed their extravehicular activities after approximately 6.5 hours [1] - The mission involved close collaboration between the astronauts and ground research personnel, utilizing the space station's robotic arm [1] Group 2: Technological Integration - The "Wukong AI" model, launched aboard the Tianzhou 9 cargo spacecraft, served as a new assistant for the Shenzhou 20 crew during their operations [1] - The AI model provided intelligent and specialized support for the astronauts' work in orbit, enhancing the efficiency and effectiveness of their tasks [1]

Core Viewpoint - The Shenzhou-20 astronaut crew successfully conducted their third extravehicular activity on August 15, showcasing advancements in China's space exploration capabilities [2] Group 1 - The Shenzhou-20 mission is part of China's ongoing efforts in space exploration and technology development [2] - The activity was introduced by Liang Xiaofeng from China Aerospace Science and Technology Corporation, highlighting the significance of the event [2]

Core Viewpoint - The Shenzhou-20 crew is set to conduct their third extravehicular activity (EVA) soon, following two successful previous EVAs, marking significant progress in China's space station development [1] Group 1: Extravehicular Activities - The Shenzhou-20 crew has successfully completed two EVAs, with the first occurring on May 22, lasting approximately 8 hours, marking the first EVA through the Tianhe core module since the application and development phase of the Chinese space station began [1] - The second EVA was completed on June 26, after which the crew managed the arrival and departure of cargo spacecraft, including the Tianzhou-8 and Tianzhou-9 [1] Group 2: Ongoing Research and Preparations - The crew has been engaged in various tasks including environmental monitoring, equipment maintenance, inventory management, and preparations for the upcoming EVA, while also advancing experiments in life sciences, microgravity physics, and new technologies [1] - The operational status of the Chinese space station is stable, and the Shenzhou-20 crew is reported to be in good physical and mental condition, fully prepared for the upcoming EVA [1]

Core Points - The Shenzhou-20 astronaut crew has opened the Tianzhou-9 cargo spacecraft door and entered it to carry out cargo transfer and related tasks as planned [1] Group 1 - The Shenzhou-20 mission is actively engaging in cargo operations with the Tianzhou-9 spacecraft [1]

Core Points - The Tianzhou-9 cargo spacecraft launch mission has completed a comprehensive rehearsal, indicating readiness for the upcoming launch [1] - This rehearsal is noted as the most comprehensive simulation for the Tianzhou-9 mission, involving the maximum number of tested systems and elements [1] - The status of the space station assembly is reported to be good, and the Shenzhou-20 astronaut crew is conducting manual remote operation training in preparation for Tianzhou-9 [1]

Core Points - The Shenzhou-20 astronaut team successfully completed their second extravehicular activity (EVA) lasting approximately 6.5 hours [1][9] - The installation of an automatic foot limit adapter and interface connector was a key task, which is expected to reduce future EVA times by about 40 minutes [5][7] - The team also installed a space debris protection device and conducted inspections of external equipment during the EVA [9][16] Group 1 - The Shenzhou-20 mission has been ongoing for over two months, focusing on various space science experiments [13] - The space debris issue has become increasingly prominent due to the rise in human space activities, posing risks to the space station [14][16] - The Chinese space station has improved its collision warning and avoidance processes to enhance its ability to prevent collisions [16][18] Group 2 - The Shenzhou-20 mission has completed a total of seven installations of space debris protection devices, providing reinforcement for critical components of the space station [16] - The research team has developed a monitoring and positioning system for potential leaks due to impacts, increasing the astronauts' response time to emergencies [18] - International cooperation has been established to share information and maintain the safety of spacecraft in orbit [18]

Core Points - The Shenzhou 20 crew has been in orbit for two months since April 25, successfully adapting to the microgravity environment and completing multiple space science experiments and tasks [1][5][7] - The crew conducted the first-ever space regeneration experiment on planarians, exploring the effects of microgravity and radiation on their regeneration mechanisms [5] - The Shenzhou 20 crew performed their first extravehicular activity, installing a space debris protection device and conducting inspections of external equipment [5][7] Group 1 - The Shenzhou 20 crew, consisting of Chen Dong, Chen Zhongrui, and Wang Jie, met with the Shenzhou 19 crew in space, marking the sixth "space rendezvous" in China's space history [3] - The two crews completed an in-orbit handover on April 27, continuing their collaborative efforts in the Chinese space station [3] - The Shenzhou 20 crew is currently in good condition, and their various space science experiments are progressing steadily [7] Group 2 - The crew has been involved in multiple projects, including studies on trust and collaboration mechanisms, visual motion gravity characterization, and microgravity relationship cognition [7] - They utilized ultrasound diagnostics to examine blood vessels and conducted various tests related to memory, strength, and heavy object handling [7] - Research on the effects of microgravity on microorganisms, specifically Streptomyces, was also conducted, focusing on growth, differentiation, and biological activity [7]

Core Points - The Shenzhou-20 mission successfully conducted its first extravehicular activity (EVA) with astronauts Chen Dong, Chen Zhongrui, and Wang Jie collaborating closely with ground support [1][11] - This EVA marked the first for astronaut Chen Zhongrui and the fourth for Chen Dong, who became the first astronaut to exit both the weather observation airlock and the node cabin [1][3] Summary by Sections - **EVA Details** - Astronaut Chen Dong opened the node cabin door, allowing light from space to enter [3] - The node cabin's exit is smaller in diameter by 15 centimeters compared to the weather observation airlock, requiring careful maneuvering during the EVA [5] - The astronauts completed approximately 8 hours of extravehicular activities before returning to the node cabin [9] - **Mission Achievements** - The EVA successfully installed a previously transferred space debris protection device and conducted inspections and maintenance of external equipment [7] - This mission validated the assembly construction model where equipment is operated before astronauts exit, providing valuable insights for future large-scale assembly operations [11] - The new space debris protection device enhances the safety and stability of the space station's operations [11]