Group 1 - The core viewpoint is that Russia maintains a strong position in manned space exploration, with a solid foundation and clear goals, as highlighted by the achievements of the Russian space program [2][3] - Russia sends two batches of astronauts to the International Space Station (ISS) annually, contributing to scientific experiments that advance medical and industrial developments on Earth [2] - The reliability of Russian launch vehicles is emphasized, with the assertion that Russia's space program will remain at the forefront of global science [2] Group 2 - The discussion includes the perspective on Elon Musk's plans to decommission the ISS in favor of Mars exploration, with a strong argument made for the continued importance of low Earth orbit and the ISS [2][3] - The "Soyuz" spacecraft is noted as one of the best crewed spacecraft, with a return capsule volume of 9 cubic meters, compared to SpaceX's 8.7 cubic meters, highlighting the functional design differences [2][3] - The advancements in spacecraft technology are mentioned, including automated calculations for docking with the ISS and upgraded propulsion systems [3] Group 3 - The potential for human habitation in space is discussed, with the current record for time spent in space being 437 days, and radiation being identified as a significant risk for astronauts [5] - The completion of numerous scientific experiments during missions is highlighted, including the groundbreaking achievement of 3D printing living tissues in space, which could have future applications on Earth [5] - The versatility of astronauts is emphasized, as they perform multiple roles including piloting, maintenance, and scientific research, although specialization in space is currently limited due to training costs [10][11]

Core Points - The Shenzhou-20 manned spacecraft was successfully launched on April 24, marking the 20th mission in China's manned spaceflight program [1][3] - The launch took place at 17:17, with the Long March 2F Yao-20 rocket successfully separating from the spacecraft approximately 10 minutes after liftoff [3] - The Shenzhou-20 mission is the fifth manned flight in the application and development phase of China's space station program and the 35th launch since the program's inception [5] Group 1 - The Shenzhou-20 spacecraft will autonomously dock with the space station and will conduct various experiments in fields such as space life and human research, microgravity physics, and new space technologies [3][5] - The crew will also perform multiple extravehicular activities, including the installation and recovery of space station debris protection devices and external payloads [3] - As of now, China has sent 26 astronauts and 41 people into space for various missions [5] Group 2 - This mission represents the 571st flight of the Long March series of rockets and the 20th flight of the Shenzhou spacecraft [5]

Core Points - The Shenzhou-20 manned mission is scheduled for launch on April 24, 2023, at 17:17 Beijing time, with a crew consisting of Chen Dong, Chen Zhongrui, and Wang Jie [1][2] - This mission marks the fifth manned flight during the space station application and development phase and the 35th flight of the manned space program [2] - The primary objectives include crew rotation with the Shenzhou-19 crew, conducting scientific experiments, and performing extravehicular activities [2][3] Mission Details - The Shenzhou-20 spacecraft will utilize an autonomous rapid rendezvous and docking mode, docking with the Tianhe core module approximately 6.5 hours after launch [2] - The crew will stay in orbit for about six months, during which they will receive visits from the Tianzhou-9 cargo spacecraft and the Shenzhou-21 manned spacecraft [2] - The Shenzhou-19 crew is scheduled to return to Earth on April 29, 2023, after completing the crew rotation [2] Scientific Experiments - The mission will focus on three life science experiments using zebrafish, planarians, and streptomyces [3] - The zebrafish experiment aims to study the effects of microgravity on protein homeostasis and its role in bone loss and cardiovascular dysfunction [3] - The planarian experiment will investigate regeneration mechanisms, while the streptomyces study will explore microbial activity in space for potential applications [3] Lunar Mission Progress - The development of China's manned lunar mission is progressing smoothly, with various components such as the Long March 10 rocket and the Dream Chaser spacecraft undergoing initial testing [4] - Major tests for the lunar mission are being conducted, including comprehensive matching tests for the Long March 10 rocket's electrical systems [4] - Future tests will include zero-height escape tests for the Dream Chaser spacecraft and comprehensive landing and takeoff verification for the lunar lander [4] Astronaut Training - The training for the fourth batch of astronauts is proceeding as planned, with Hong Kong and Macau astronauts expected to participate in their first flight missions by 2026 [5]

今天（24日）17时17分，神舟二十号载人飞船将在酒泉卫星发射中心发射升空，航天员陈冬、陈中瑞、王杰将奔赴中国空间站。总台新闻中心独家推出《上 新了！中国航天员》系列节目第二集："出征倒计时——航天员步入太空之路"，总台央视记者崔霞带你直击酒泉发射塔架九层平台，揭秘航天员进舱全流 程，解锁"躺着上太空"的硬核知识点！ 总台央视记者 崔霞：在飞天之前，在发射塔架下，航天员乘组会对着镜头说出他们在地球上的最后一句话：三个字，是哪三个字呢？谜底最后揭晓，今天 我们来看看中国航天员的飞天路。 崔霞：中国航天员进入太空的必经打卡地是酒泉卫星发射中心载人航天发射塔架的第九层平台，航天员就是从这里进入神舟飞船的。航天员在到达九层平台 之后，会先坐在三把椅子上休息等待。接下来要做的事情，第一件就是——脱鞋。 0:00 崔霞：为什么第一件事是脱鞋呢？因为航天员在出征太空会一直穿着舱内压力服。它是一件"连体衣"，从头穿到脚，主要起到保护航天员生命安全的作用。 而靴子是穿在"连体衣"外面的，一是为了保护这套服装不受磨损，还有就是要防止尘土等多余物被带到舱内。所以在进飞船之前就要将靴子脱掉，并再次进 行严格的服装检查，这样才能进飞船 ...

经历过两次飞行后，陈冬对任务训练有了更深刻的理解。空间站转入应用与发展阶段，科学实验的精准 实施和舱内外设备维修防护成为主要任务。他也将训练重心锚定在操作精准度、心理稳定性、团队协同 默契度与应急处置等能力的强化上。 来源：环球时报 【环球时报记者 樊巍 张婉诗 环球时报特约记者 占康】神舟二十号载人飞行任务新闻发布会4月23日上 午在酒泉卫星发射中心召开。发布会上，中国载人航天工程新闻发言人林西强介绍称，瞄准北京时间4 月24日17时17分发射神舟二十号载人飞船，飞行乘组由陈冬、陈中瑞、王杰组成，陈冬担任指令长。航 天员陈冬执行过神舟十一号、神舟十四号载人飞行任务，时隔两年再次担任指令长。陈中瑞和王杰均来 自于我国第三批航天员，是首次执行飞行任务。 神舟二十号乘组由陈冬（中）、陈中瑞（右）、王杰（左）组成。（供图：中国载人航天工程办公室） 陈冬：创造第二批航天员中首个"三次飞天"纪录 在4月23日上午举行的神舟二十号载人飞行任务新闻发布会上，林西强介绍称，神舟二十号载人飞行任 务主要目的是：与神舟十九号乘组完成在轨轮换，在空间站驻留约6个月，开展空间科学与应用实 （试）验，实施航天员出舱活动及货物进出舱，进 ...

Core Points - The Shenzhou-20 manned mission is scheduled for launch on April 24, 2025, at 17:17 Beijing time, with a crew consisting of Chen Dong, Chen Zhongrui, and Wang Jie [6] - This mission marks the fifth manned flight during the application and development phase of the space station and the 35th flight of the manned space program [7] - The primary objectives include in-orbit crew rotation with the Shenzhou-19 crew, conducting scientific experiments, and performing extravehicular activities [7][8] Mission Objectives - The Shenzhou-20 mission will focus on in-orbit crew rotation, with an expected stay of approximately six months at the space station [7] - The mission will involve 59 scientific experiments and technology tests, including life sciences and microgravity physics [8] - Previous successful experiments with zebrafish and fruit flies will be expanded upon, with new experiments planned [7][8] Crew Information - Chen Dong, who has previously flown on Shenzhou-11 and Shenzhou-14, will serve as the commander for this mission [6] - Chen Zhongrui and Wang Jie are both first-time flyers, with backgrounds as an Air Force pilot and an engineer, respectively [6] - The crew has undergone extensive training to prepare for the mission, focusing on teamwork and operational precision [15][20] Technological Developments - The mission will utilize an autonomous rapid rendezvous and docking mode, expected to occur approximately 6.5 hours after launch [7] - The Shenzhou-20 crew will also welcome the arrival of the Tianzhou-9 cargo spacecraft and the Shenzhou-21 crewed spacecraft during their mission [7] - The development of technologies for extravehicular activities has reached an advanced level, with significant improvements in operational capabilities [9] Future Plans - The fourth batch of astronauts is currently undergoing training, with plans for their inclusion in future missions [9][10] - The first flight of astronauts from Hong Kong and Macau is anticipated to occur as early as 2026 [10] - Ongoing collaboration with Pakistan for astronaut selection is also in progress [10] Lunar Mission Progress - The development of China's manned lunar mission is progressing smoothly, with various components such as the Long March 10 rocket and the Dream Boat spacecraft under development [11] - Major tests for these systems are being conducted as part of the preparation for future lunar missions [11]

央视网消息：今天（4月23日）上午，神舟二十号载人飞行任务新闻发布会在酒泉卫星发射中心举行。神舟二十号载人飞船瞄准24日17时 17分发射，飞行乘组由航天员陈冬、陈中瑞、王杰组成。 中国载人航天工程新闻发言人林西强介绍，经任务总指挥部研究决定，瞄准北京时间4月24日17时17分发射神舟二十号载人飞船，飞行乘 组由陈冬、陈中瑞、王杰组成，陈冬担任指令长。航天员陈冬执行过神舟十一号、神舟十四号载人飞行任务，时隔两年再次担任指令长；陈中 瑞和王杰均来自于我国第三批航天员，是首次执行飞行任务，其中陈中瑞入选前是空军飞行员，王杰入选前是航天科技集团有限公司空间技术 研究院的工程师。 此次任务是空间站应用与发展阶段第5次载人飞行任务，也是载人航天工程第35次飞行任务。这次任务的主要目的是与神舟十九号乘组完 成在轨轮换，并在空间站驻留约6个月，开展空间科学与应用实验，实施航天员出舱活动及货物进出舱，进行空间碎片防护装置安装、舱外载 荷和舱外设备安装与回收等任务，开展科普教育和公益活动，以及空间站搭载试验等。林西强表示，按计划，神舟二十号载人飞船入轨后，将 采用自主快速交会对接模式，约6.5小时后对接于天和核心舱径向端口，形 ...

Core Viewpoint - The Shenzhou-20 manned spacecraft is scheduled for launch on April 24, 2025, coinciding with the 10th "China Space Day," marking the first time a Shenzhou spacecraft will launch on this date [1] Group 1: Mission Details - The Shenzhou-20 crew consists of astronauts Chen Dong, Chen Zhongrui, and Wang Jie, with Chen Dong serving as the commander [2] - After entering orbit, Shenzhou-20 will use an autonomous rapid rendezvous and docking mode, expected to dock with the Tianhe core module approximately 6.5 hours after launch, forming a combination of three spacecraft and three modules [4] - During its stay in orbit, the Shenzhou-20 crew will welcome the Tianzhou-9 cargo spacecraft and the Shenzhou-21 manned spacecraft, with plans to return to the Dongfeng landing site in late October [5] Group 2: Return Mission - The Shenzhou-19 crew is scheduled to return home on April 29, following the in-orbit rotation with the Shenzhou-20 crew [6]

Core Points - The Shenzhou-20 manned spacecraft is scheduled for launch on April 24 at 17:17 Beijing time, with a crew consisting of Chen Dong, Chen Zhongrui, and Wang Jie, led by Chen Dong as the commander [1][2] - Chen Dong, who has previously participated in Shenzhou-11 and Shenzhou-14 missions, is returning as commander after two years, while Chen Zhongrui and Wang Jie are first-time flyers from the third batch of astronauts [2][5] - The mission preparations are progressing steadily, with the Long March 2F Y20 rocket ready for propellant loading, and the crew will embark on their journey on China's Space Day [2][5] Group 1 - Chen Dong aims to enhance his mission capabilities during this flight, acknowledging the increased complexity of the space station's systems compared to previous missions [7][11] - The crew is undergoing final training, including simulations for emergency situations, to ensure effective collaboration and decision-making under pressure [11][13] - The Shenzhou-20 mission will involve various scientific experiments and multiple extravehicular activities, focusing on life sciences, microgravity physics, and new technologies [13][25] Group 2 - Chen Zhongrui, a former flight instructor, is excited about his first space mission and aims to overcome challenges while contributing to the mission's success [17][25] - Wang Jie, an aerospace engineer, expresses his commitment to performing well in his new role as an astronaut, emphasizing the importance of teamwork and scientific experimentation during the mission [28][38] - The crew is prepared for a six-month stay in space, with expectations to manage the space station effectively and conduct various scientific projects [40]

Core Points - The Shenzhou-20 manned spacecraft is scheduled for launch on April 24, 2023, with a crew consisting of Chen Dong, Chen Zhongrui, and Wang Jie, marking Chen Dong's return as commander after two years [1][3] - This mission is the fifth manned flight during the space station application and development phase and the 35th flight of the manned space program, focusing on in-orbit crew rotation, scientific experiments, and cargo operations [3][5] - The launch coincides with the 10th "China Space Day," adding significance to the mission as it celebrates the 55th anniversary of the successful launch of China's first artificial satellite, Dongfanghong-1 [5][6] Mission Objectives - The primary objectives include conducting scientific experiments, performing extravehicular activities, and installing space debris protection devices [3][10] - The Shenzhou-20 spacecraft will autonomously dock with the Tianhe core module approximately 6.5 hours after launch, forming a combination of three spacecraft and three modules [3][10] Crew and Training - The crew members Chen Zhongrui and Wang Jie are participating in their first flight, with backgrounds as an Air Force pilot and an engineer from the Aerospace Science and Technology Corporation, respectively [1][3] - The fourth batch of astronauts has been undergoing training since August 2024, with plans for them to join flight crews in the near future [8][13] Scientific Experiments - The Shenzhou-20 mission will conduct three life science experiments involving zebrafish, planarians, and streptomyces, focusing on the effects of microgravity on biological processes [9][10] - The previous Shenzhou-19 mission successfully implemented 88 projects across various scientific fields, including space life sciences and microgravity physics, achieving significant milestones [6][10] Future Plans - The manned lunar mission preparations are progressing well, with various components like the Long March 10 rocket and the Dream Chaser spacecraft under development [11][12] - There are ongoing discussions for international collaboration, including the selection of Pakistani astronauts to participate in missions aboard the Chinese space station [13]