央视网消息：记者从中国科学院空间应用中心获悉，2025年，中国空间站空间科学、应用实验与技术试验项目进展顺利。已形成覆盖生命 科学、微重力物理、空间新技术与应用等多领域的科学设施，为核心科学任务的实施提供了关键保障。 2025年，空间应用系统在轨实施科学与应用项目新增31个，上行实验模块、单元及样品等科学物资约867.5公斤，下行空间科学实验样品83.92 公斤，获取科学数据超过150TB。各领域科学团队产出系列原创性、前沿性、创新性的进展与成果，授权专利超过50项。 在空间生命科学领域，我国成功实现了中国空间站首次小鼠空间科学实验，初步建立了科学实验和工程实施深度耦合的"地面筛选—活体上行 —在轨饲养—活体下行"的空间小型哺乳动物实验全流程生命支持保障和实验技术体系，为未来系统开展空间环境对哺乳动物影响研究奠定了 重要基础。 漂浮睡觉 揭秘小鼠航天员的太空生活 我国成功实现在空间站首次进行的小鼠空间实验，对太空小鼠的研究有了哪些新成果？在中央广播电视总台和中国科学院近日联合举行的科学 演讲活动中，专家向总台记者做了介绍。 下 CCTV/13 CCTM 200 『 新 闻 t 2 m 1 = = EF aay ...

Core Viewpoint - The Shenzhou 21 crew has been in orbit for over two months, achieving significant scientific experimental results, including the first domestic rodent space science experiments in China's space station [1] Group 1: Scientific Experiments - The crew conducted experiments with four mice to study the effects of microgravity and confined space on their behavior [1] - In addition to rodent studies, the crew utilized Arabidopsis to assist in research on regulating plant stem cell molecular networks [1] - The crew performed sample collection using a scientific glovebox and replaced gas sampling caps in the combustion science experiment cabinet [1] Group 2: Maintenance and Upgrades - The Shenzhou 21 crew conducted regular maintenance on onboard equipment and upgraded certain software [1] - The crew also carried out cleaning and replacement of samples in the non-container experiment chamber and maintained the axial mechanism electrodes [1]

Core Points - The Shenzhou-21 crew, consisting of astronauts Zhang Lu, Wu Fei, and Zhang Hongzhang, has been working in orbit for nearly a month, conducting various space science experiments and performing a full-system pressure emergency drill [1][6] - Multiple in-orbit experiments are progressing steadily within the national space laboratory, including a microgravity intuitive physics behavior experiment and the use of a Raman spectrometer to analyze urine samples [2] - The crew has completed the installation of new software in the field of space medicine and conducted maintenance on experimental equipment [4] Group 1 - The Shenzhou-21 crew has successfully conducted a full-system pressure emergency drill, simulating an internal depressurization scenario to enhance emergency response capabilities [6] - Equipment maintenance activities included inspections of low-temperature storage devices and environmental management tasks to maintain a clean living space [8] - Medical checks, including non-invasive heart function assessments, were performed to monitor the astronauts' health status during their time in orbit [8] Group 2 - The microgravity intuitive physics behavior experiment aims to gather data on the effects of long-term spaceflight on intuitive physical representation and recovery mechanisms [2] - The data collected from urine sample analysis will contribute to refining the metabolic indicator system and evaluation criteria [2] - The crew has also performed maintenance tasks such as cleaning and replacing samples in experimental chambers [4]

Group 1 - The core point of the news is the successful return of the Shenzhou 20 mission, which included a variety of scientific samples for research, highlighting the advancements in space science and technology [2][3] - The Shenzhou 20 mission returned with a total of 26 experimental projects, weighing 46.67 kilograms, which included life, materials, and combustion experiments [2] - Four experimental mice, which were initially scheduled for a short trip of 5-7 days, extended their stay to nearly two weeks due to a delay in the spacecraft's return, increasing the scientific value of their journey [2] Group 2 - The ninth batch of space science experimental samples from the Chinese space station was successfully delivered to scientists on November 15 for further research [3] - In addition to the initial research conducted on the experimental mice post-landing, other life science samples, including zebrafish, goldfish algae, planarians, and brain chips, were also delivered to research teams in Beijing [5] - Future research will focus on transcriptome sequencing and proteomics of life cell samples, as well as morphological and chemical composition analysis of material samples [5]

Core Insights - The successful return of the ninth batch of scientific experiment samples from the Chinese space station via the Shenzhou 21 spacecraft marks a significant achievement in space research [2] Group 1: Scientific Experiment Samples - The returned scientific experiment samples include 26 projects, comprising 9 types of life experiment samples, 32 types of material experiment samples, and 3 types of combustion experiment samples, with a total weight of approximately 46.67 kilograms [2] - Among the life experiment samples, the mouse samples will be observed for behavioral changes and physiological biochemical indicators to understand their stress responses and adaptability to the space environment [2] Group 2: Research and Development - Other life science experiment samples, such as zebrafish, goldfish algae, streptomyces, planarians, and brain organoids, along with some material and combustion experiment samples, were transported to the Chinese Academy of Sciences Space Application Engineering and Technology Center in Beijing [2] - The Space Application Center of the Chinese Academy of Sciences will inspect and confirm the status of the returned samples before handing them over to scientists for further research [2]

Core Points - The ninth batch of space science experiment samples from China's space station was successfully delivered to scientists for further research on November 15, involving 26 experimental projects with a total weight of 46.67 kilograms [1] - The samples include life science experiments with mice, materials experiments, and combustion experiments, highlighting the establishment of an integrated animal cultivation system for future research [1] - The research aims to analyze the behavioral and physiological characteristics of mice in response to space environments, providing scientific evidence for the impact of space conditions on living organisms [1] Summary by Categories - **Life Science Experiments** - The batch includes various life science samples such as mice, zebrafish, and brain organoids, which are being studied for their adaptation to gravity and stress responses [1] - The research is focused on understanding the effects of space environments on living organisms, which is crucial for future space missions [1] - **Materials and Combustion Experiments** - The samples also encompass materials and combustion experiments, emphasizing the application of new materials and the development of renewable energy [2] - The research aims to enhance human health and safety through innovative applications derived from these experiments [2]

Core Insights - The return of the ninth batch of scientific experiment samples from the Chinese space station, involving 26 projects, marks a significant advancement in microbial control technology for long-term space station operations [1][2] - The research team from Southwest Jiaotong University is set to analyze the samples, focusing on antibacterial performance and mechanisms, contributing to the safety and stability of manned space missions [1] Group 1: Scientific Experiment Samples - The returned samples include 9 types of biological experiments, 32 types of material experiments, and 3 types of combustion experiments, weighing approximately 46.67 kilograms [1] - The research team will conduct comprehensive analyses on the samples to provide a solid data foundation for future technological applications and upgrades [1] Group 2: Research and Development - The team, led by Professors Zhou Zuowan and Xu Xiaoling, has a long-standing collaboration with the China Academy of Space Technology, focusing on antibacterial materials for manned spacecraft [1] - Their previous achievements in the field have been recognized, including a first-class award for scientific and technological progress in Sichuan Province in 2019 [1] Group 3: Mouse Experiment Samples - Following the landing of mouse experiment samples, researchers will observe the mice's behavior and assess physiological and biochemical indicators to understand their stress responses and adaptability to the space environment [2]

Core Points - The Shenzhou-20 mission successfully returned with the ninth batch of space science experiment samples on November 15, which will be used for further research [1] - The returned samples include 26 experimental projects across three main categories: life sciences, materials, and combustion, weighing a total of 46.67 kilograms [3] - Four special "mouse astronauts" were part of the mission, initially scheduled for a short trip of 5-7 days but extended to nearly two weeks due to a delayed return, enhancing the scientific value of their journey [3] - Other life science samples, including zebrafish, goldfish algae, planarians, and brain chips, were delivered to research teams in Beijing for subsequent studies [5] - Planned research includes transcriptome sequencing and proteomics analysis for life science samples, as well as morphological and chemical composition testing for material samples [5]

Core Points - The Shenzhou-20 astronaut crew safely returned to Beijing on November 14, 2023, and will undergo a recovery period with medical evaluations [1] - Accompanying the astronauts were space medicine experiment samples weighing 3.2 kilograms, supporting 19 space medicine research projects [2][4] - The ninth batch of space science experiment samples, weighing 46.67 kilograms, was also successfully delivered for further research [4][6] Group 1: Astronaut Return and Medical Samples - The Shenzhou-20 astronaut crew, including Chen Dong, Chen Zhongrui, and Wang Jie, received a warm welcome upon their return [1] - The medical samples include 199 samples across seven categories, such as blood and urine, aimed at analyzing the effects of microgravity on human health [2][4] - The research will focus on various aspects, including bone metabolism and brain homeostasis, using advanced omics technologies [4] Group 2: Space Science Experiment Samples - The ninth batch of space science samples includes living organisms like mice and zebrafish, as well as various materials for testing [6][8] - Scientists will conduct biological analyses on the returned cell samples to understand the impact of microgravity on biological functions [8] - Material samples will be tested for their growth and composition under microgravity, contributing to future applications in space exploration [10][13] Group 3: Research and Development Goals - The ongoing experiments in the space laboratory are expected to yield original and internationally influential scientific results [12] - Research on combustion samples aims to provide insights for new energy systems and advanced nanocarbon materials [13]

Core Points - The ninth batch of scientific experiment samples from the Chinese space station has successfully returned with the Shenzhou 21 spacecraft [1] - The returned samples include 26 experimental projects, comprising 9 types of life experiments, 32 types of material experiments, and 3 types of combustion experiments, with a total weight of approximately 46.67 kilograms [1] - The research team will analyze the behavior and physiological biochemical indicators of the returned mouse samples to understand their stress responses and adaptive changes to the space environment [1] Summary by Category Life Experiments - The life experiment samples include mice, zebrafish, and other organisms, which will be studied to provide scientific evidence on the impact of space environments on living organisms [1] - The immediate post-landing processing of mouse samples has begun, focusing on behavioral observation and physiological analysis [1] Material and Combustion Experiments - The returned samples also consist of various material and combustion experiment samples, which will be transported to the Chinese Academy of Sciences for further research [1] - The materials and combustion samples will be delivered to scientists after inspection by the Space Application Center [1]