深空探测
Search documents
【新华社】“观天逐日”——探秘四川稻城大科学装置
Xin Hua She· 2025-11-19 02:04
Core Insights - The article highlights the significant advancements in cosmic ray observation and solar monitoring technologies in China, particularly through the establishment of the LHAASO (High Altitude Cosmic Ray Observatory) and the Ring Array Solar Radio Telescope [9][10][12][14]. Group 1: LHAASO Developments - LHAASO, located at an altitude of over 4,400 meters, covers an area of 1.36 square kilometers and has made a groundbreaking discovery regarding the formation of cosmic ray "knee," providing key observational evidence [9][10]. - The observatory is equipped with nearly 10,000 detectors utilizing four advanced detection technologies, enabling it to capture cosmic ray particles effectively [12][13]. - LHAASO has achieved significant milestones, including the observation of the highest energy gamma photons and the identification of the first super cosmic ray source, marking a leap in China's cosmic ray research capabilities [18][21]. Group 2: Ring Array Solar Radio Telescope - The Ring Array Solar Radio Telescope, consisting of 313 six-meter antennas, is designed to monitor solar activities that impact space weather, providing critical forecasting capabilities [14][15]. - In September 2023, the telescope successfully predicted a solar eruption event, demonstrating its ability to provide timely warnings with an error margin of less than 1.16 hours [14]. - The telescope's construction reflects significant technological advancements, including real-time monitoring of thousands of optical fiber interfaces to ensure precise alignment of antennas [18][21]. Group 3: Research Environment and Infrastructure - The high-altitude location of Daocheng County offers optimal conditions for astronomical observations, attracting numerous scientists and researchers to the area [10][12]. - The construction of these large scientific facilities has faced challenges due to harsh environmental conditions, but the rapid development has showcased China's commitment to advancing scientific research [20][21]. - The collaborative efforts among various research institutions and universities have led to significant technological innovations, enhancing the capabilities of both LHAASO and the Ring Array [21].
新华全媒头条|“观天逐日”——探秘四川稻城大科学装置
Xin Hua She· 2025-11-18 14:11
Core Insights - The article highlights the significant advancements in cosmic ray research facilitated by the LHAASO (Large High Altitude Air Shower Observatory) located in Daocheng, Sichuan, which has made key discoveries regarding cosmic ray origins and acceleration mechanisms [1][2][8] Group 1: LHAASO Overview - LHAASO is the world's highest and largest gamma-ray detection facility, built to address the long-standing mystery of cosmic ray "knee" formation [2][3] - The observatory covers an area of 1.36 square kilometers and employs nearly 10,000 advanced detectors using four different detection technologies [3][6] - The facility has successfully captured the highest energy gamma photons and confirmed the first super cosmic ray source, marking a leap in China's cosmic ray research capabilities [7][10] Group 2: Technological Innovations - The observatory's design and construction involved collaboration among over 50 research institutes, universities, and enterprises, overcoming numerous technical challenges [10] - The addition of 32 new large-scale imaging atmospheric Cherenkov telescopes is expected to enhance the observatory's spatial resolution by over five times [3][5] - The Ring Array Solar Radio Telescope, another major scientific installation in the region, has demonstrated its capability to predict solar events with high accuracy [5][10] Group 3: Research Impact - LHAASO's findings have revolutionized the understanding of cosmic rays and challenged traditional theories regarding their origins [8][9] - The observatory has recorded significant cosmic events, including the brightest gamma-ray burst to date, GRB 221009A, leading to new insights into gamma-ray bursts [7][8] - The advancements in cosmic ray research are part of China's broader strategy to enhance its scientific capabilities and achieve technological self-reliance [9][10] Group 4: Future Prospects - Daocheng is becoming a hub for major scientific installations, attracting more research projects and enhancing its capacity for sustainable development in scientific research [11] - The ongoing developments in the region are expected to further elevate China's position in deep space exploration and scientific research [11]
我国深空探测不断探索新高度 天问一号成功观测到星际天体
Yang Shi Wang· 2025-11-06 06:43
Core Insights - The Tianwen-1 mission successfully observed the interstellar comet Atlas, marking the first time a Chinese spacecraft has observed an interstellar body, which is estimated to be between 3 billion and 11 billion years old [1][3]. Group 1: Mission Details - Tianwen-1 is China's first Mars probe, originally designed to capture images of the bright Martian surface, but it has now successfully attempted to photograph a much fainter target, Atlas, which is 10,000 to 100,000 times dimmer than Mars [3]. - The probe was approximately 30 million kilometers away from Atlas during the imaging process, making it one of the closest spacecraft to observe this interstellar object [3][7]. Group 2: Scientific Significance - Atlas follows a hyperbolic trajectory, indicating it originated from outside the solar system, unlike celestial bodies within the solar system that follow elliptical orbits [5]. - Continuous imaging of Atlas allowed the research team to gather information about its flight path through the solar system and its position relative to Mars [7][9]. - The research team deduced that Atlas likely originated near an ancient star in the center of the Milky Way galaxy, with its discovery initially made by a ground-based telescope in Chile [9][11]. Group 3: Composition and Future Research - The imaging analysis revealed that Atlas has a significant tail, potentially containing water ice and carbon dioxide, which requires further confirmation [13]. - The unique nature of Atlas means that every particle of dust and ice it carries is different from those found in the solar system, providing an opportunity to compare its composition with solar system comets to gain insights into the origins of the solar system [13]. Group 4: Future Missions - The successful observation of Atlas by Tianwen-1 lays a technical foundation for the upcoming Tianwen-2 mission, which will also focus on detecting small, faint celestial bodies [15]. - The experience gained from this mission is expected to contribute to future deep space exploration efforts [15].
力争为月球研究补上“关键拼图”(迈向“十五五”的创新图景)
Ren Min Ri Bao· 2025-10-23 22:10
Core Insights - The article emphasizes the importance of enhancing independent innovation capabilities to seize the high ground in technological development and continuously generate new productive forces [1] Group 1: Research Achievements - The first batch of research results from the Chang'e 6 lunar sample was published in the journal "Science" on November 15, 2024, revealing that the volcanic lava in the landing area formed 2.83 billion years ago, indicating young magma activity on the moon's far side [2] - Key findings include insights into the moon's early impact history and the formation time of the Apollo Basin, providing critical evidence for understanding the late heavy bombardment of the moon [2] - The discovery of carbonaceous spherules in the lunar soil, which are rich in water and organic matter, offers new clues for exploring the sources of water on the moon's surface [2] Group 2: Future Research Directions - The team plans to continue research on the differences between the moon's near and far sides, leveraging existing technological advancements to deepen lunar sample studies [3] - The goal is to achieve further breakthroughs in understanding the moon's evolutionary history, contributing to planetary science and deep space exploration [3] Group 3: Challenges in Lunar Research - Lunar soil samples are extremely limited and precious, with Chang'e 6 returning only 1935.3 grams, and distribution among research institutions is strictly controlled [4] - Analyzing lunar samples requires optimized research methods due to the unique lunar environment, which poses high demands on instrument precision and technical accumulation [4] - A multidisciplinary team of over 30 researchers has been established to tackle these challenges and has already achieved significant results in the first batch of sample studies [4][5]
从无到有 走出独特产业路径合肥:青年逐梦空天信息产业
Zhong Guo Qing Nian Bao· 2025-10-23 00:27
Group 1: Urban Air Mobility - The vision of convenient intercity air travel is accelerating in Hefei, with the unveiling of the VT35 eVTOL aircraft, capable of a range exceeding 200 kilometers, designed for urban environments [2][3] - Hefei is a pilot province for low-altitude airspace management reform, having established the world's first urban air traffic hub and issued the first operational certificate for passenger-carrying unmanned aerial vehicles [2][3] Group 2: Low-altitude Economy Development - EHang Intelligent, a leader in the low-altitude economy, has established its headquarters for the VT35 series in Hefei, while another local company, Zero Gravity Aircraft, is focused on the mass delivery of its eCTOL aircraft [3] - Hefei has integrated various departments to streamline low-altitude affairs and has published a white paper outlining the development goals and scenarios for the low-altitude economy [3][4] Group 3: Space Exploration and Technology - Hefei is focusing on the development of the aerospace information industry, including low-altitude economy, commercial space, and deep space exploration, with significant advancements in technology and application scenarios [4][5] - The Deep Space Exploration Laboratory in Hefei is working on innovative projects, such as a lunar regolith 3D printing system, which could utilize lunar soil for construction on the moon [4][6] Group 4: Industry Collaboration and Growth - The establishment of the International Deep Space Exploration Society in Hefei marks a significant step in international collaboration in the aerospace field [7] - Hefei's aerospace information industry has seen substantial growth, with over 140 companies in the sector, representing more than 90% of the city's aerospace industry [7][8]
从“嫦娥”揽月到“天问”探火 我国开启深空探测新征程
Yang Shi Xin Wen Ke Hu Duan· 2025-10-14 13:39
Core Insights - The Chinese lunar exploration program has made significant advancements during the "14th Five-Year Plan" period, achieving historic milestones in lunar sample collection and exploration [2][3][5] - The Chang'e 6 mission successfully collected approximately 1935.3 grams of lunar soil from the far side of the moon, marking the first time humanity has retrieved samples from this region [5][19] - The program has contributed to the global scientific community, with over 1900 research papers published based on data from the lunar exploration missions [7] Group 1: Chang'e Missions - Chang'e 5 returned 1731 grams of lunar samples from the moon's near side, completing China's first lunar sample return mission [3][5] - The Chang'e 6 mission, launched on May 3, 2024, successfully returned with samples from the moon's far side after a 53-day journey [5][19] - The Chang'e program has followed a "orbit, land, return" strategy since its inception in 2004, with significant achievements in lunar exploration [2][3] Group 2: Scientific Contributions - The discovery of a new mineral, "Chang'e Stone," has filled an international gap in lunar mineralogy [7] - Research on the samples collected by Chang'e 6 has revealed that the South Pole-Aitken Basin formed approximately 4.25 billion years ago [7] - The lunar exploration efforts are paving the way for future missions, including Chang'e 7 and 8, which aim to explore the lunar south pole and validate resource utilization techniques [9][21] Group 3: Future Missions and Goals - Chang'e 7 is set to land in the lunar south pole region to search for evidence of water ice, while Chang'e 8 is planned for around 2029 to support the construction of an international lunar research station [9][11] - The ongoing lunar exploration efforts are expected to establish the moon as a potential hub for deep space exploration [21] - The Chinese space program is also planning a kinetic impact demonstration mission to test asteroid defense strategies [25]
校馆弦歌丨哈工大航天馆:探深空奥秘 燃未来之光
Xin Hua She· 2025-10-12 09:15
Core Points - The Harbin Institute of Technology's Aerospace Museum showcases significant milestones in China's space exploration history, featuring models of key spacecraft and rockets [1][3][4] - Established in 1986, the museum is the largest aerospace-themed exhibition hall in Chinese universities, with a rich collection of exhibits [4] - The museum highlights China's advancements in deep space exploration, including the Chang'e lunar missions and the Tianwen-1 Mars probe, reflecting the nation's commitment to pioneering space technology [5] Group 1 - The museum features models of the Long March 1 rocket, Dongfeng 2 missile, and Shenzhou 5 spacecraft, representing China's space achievements [1] - Exhibits include the "Dongfanghong 1" satellite and the "Jianbing 1" return capsule, symbolizing the efforts of Chinese aerospace professionals [3] - The museum's collection includes advanced materials used in space missions, showcasing China's technological capabilities in deep space exploration [5]
不只FAST!中国的射电望远镜分布天南地北 最新成果公布
Huan Qiu Wang Zi Xun· 2025-10-12 06:24
Core Insights - The article highlights the advancements in China's radio astronomy, particularly through the use of multiple radio telescopes that form a vast observational network, enhancing deep space exploration capabilities [1][14]. Group 1: Radio Telescope Network - China has a network of six radio telescopes, which, while not as large as the FAST telescope, collectively have an effective aperture equivalent to the size of the country's land area [1]. - This network plays a crucial role in spacecraft tracking and positioning, providing more accurate navigation for deep space missions [1]. Group 2: Tianwen-2 Mission - The Tianwen-2 spacecraft, developed by China, has been in orbit for 125 days as of October 1, with its primary mission being to sample a near-Earth asteroid and return the samples to Earth [3]. - The radio telescopes located in various regions, including Jilin, Xinjiang, Tibet, and Shanghai, are involved in the observation tasks for the Tianwen-2 mission [6]. Group 3: Black Hole Discoveries - Recent observations have led to new findings regarding black holes, with significant changes noted in the latest images released by scientists [10]. - The collaboration among multiple radio telescopes has enhanced the clarity and distance of observations, similar to the efforts seen in the 2019 black hole image [8]. Group 4: Public Engagement and Tourism - The Tianma Radio Telescope in Shanghai not only contributes to scientific research but has also become a popular destination for science tourism, attracting astronomy enthusiasts and visitors [13]. - The surrounding area has developed into a "Tianma Starry Sky Village," offering various activities and experiences that blend technology with nature [13]. Group 5: Future Prospects - The distribution of radio telescopes across China signifies the rapid development of radio astronomy in the country, with future missions expected to enhance China's position in the field of space exploration and astronomy [14].
10月10日晚间央视新闻联播要闻集锦
Yang Shi Xin Wen Ke Hu Duan· 2025-10-10 13:57
Group 1 - Xi Jinping congratulated Kim Jong-un on the 80th anniversary of the Workers' Party of Korea [5] - Xi emphasized the importance of advancing China's space exploration and innovation during the "14th Five-Year Plan" period, highlighting significant achievements in deep space exploration [6] - Li Qiang met with Kim Jong-un and paid tribute to the Chinese People's Volunteer Army martyrs [7][8] Group 2 - The "14th Five-Year Plan" period has seen advancements in inclusive, foundational, and safety net social welfare construction in China [3][12] - The government has introduced new regulations for the clinical research and application of biomedical technologies, effective from May 1, 2026 [9]
经济发展取得新成就(新时代画卷·决战决胜“十四五”)
Ren Min Ri Bao· 2025-10-01 22:30
Economic Growth and Development - China's economy has crossed significant milestones, reaching over 110 trillion yuan, 120 trillion yuan, and 130 trillion yuan during the "14th Five-Year Plan" period, with an expected growth to around 140 trillion yuan by 2025 [19] - The innovation capability is continuously improving, with R&D investment intensity projected to reach 2.68% in 2024, surpassing the average level of EU countries [19] - The three major economic regions—Beijing-Tianjin-Hebei, Yangtze River Delta, and Guangdong-Hong Kong-Macau Greater Bay Area—account for over 40% of the national economy in 2024 [19] Green Development - National forest coverage has reached 25.09%, an increase of approximately 2 percentage points since 2020 [19] - By 2024, the energy consumption per unit of GDP is expected to decrease by 11.6% compared to the end of the "13th Five-Year Plan," making China one of the fastest countries in energy intensity reduction globally [19] - The installed capacity of renewable energy generation has historically surpassed that of coal power, establishing the world's largest clean power system [19] Trade and Openness - The number of free trade pilot zones in China has reached 22, covering all regions [19] - China has become one of the top three trading partners for 157 countries and regions [19] - In 2024, the total import and export volume with countries involved in the Belt and Road Initiative is projected to reach 22.07 trillion yuan, accounting for over 50% of China's total trade [19] Social Development - Resident income growth is in sync with economic growth, and the income gap between urban and rural areas has further narrowed [19] - By the end of 2024, the urbanization rate of the permanent population is expected to reach 67%, an increase of 3.11 percentage points since the end of 2020 [19] - The scale of employed population from poverty alleviation efforts has remained stable at over 30 million for four consecutive years [19]