科技日报记者 张添福 （XSMT）工程建设启动会。该项目计划2027年建成，建成后将是国内首台全自主研制、具有国际先进 水平的亚毫米波天文望远镜。 据介绍，雪山牧场15米亚毫米波望远镜项目于2022年2月立项，地点位于德令哈市怀头他拉镇雪山牧 场，海拔4813米。 雪山牧场15米亚毫米波望远镜的建成将推动我国在星系形成与演化、银河系结构、星际化学和时域天文 等领域实现突破，提升我国天文学研究的国际竞争力，开启我国亚毫米波天文学的新纪元。 来源：科技日报 20日，中国科学院紫金山天文台在青海省海西州德令哈市举行雪山牧场15米亚毫米波望远镜项目 ...

Core Points - The construction of the 15-meter submillimeter wave telescope project (XSMT) at Snow Mountain Pasture was launched on September 20 in Delingha, Qinghai [1][2] - Submillimeter wave observation can penetrate interstellar dust, revealing hidden cold dark interstellar atomic and molecular gases, and is crucial for understanding galaxy formation and evolution [1] - The project aims to address China's shortcomings in submillimeter wave astronomical observation and will support cutting-edge research in astronomy [1] Project Details - The telescope will be located at an altitude of approximately 4,800 meters in Delingha, Qinghai, and will include supporting facilities such as an observation room, solar panels, energy cabin, and generator room [1] - The project is expected to be completed by 2027 and will be the first fully independently developed submillimeter wave ground observation equipment in China with international advanced standards [1] - The telescope will focus on four core scientific directions: extragalactic astronomy, galactic science, time-domain astronomy, and astrochemistry, with a working frequency range of 85 GHz to 500 GHz [1][2] Future Implications - Once completed, the telescope is expected to drive breakthroughs in fields such as galaxy formation and evolution, galactic structure, interstellar chemistry, and time-domain astronomy [2] - It may also contribute to the next generation of event horizon telescopes, aiding in capturing dynamic images of black holes [2]

Core Insights - The XSMT project, a 15-meter submillimeter wave telescope, has been launched in Delingha, Qinghai, to enhance China's capabilities in submillimeter astronomical observation, addressing a long-standing gap in the field [1][2] - The telescope will operate in the frequency range of 85GHz to 500GHz and focus on four core scientific directions: extragalactic astronomy, galactic science, time-domain astronomy, and astrochemistry [2] Project Details - The construction site is located at an altitude of approximately 4800 meters in the Haixi Mongolian and Tibetan Autonomous Prefecture [1] - The project includes the main telescope and supporting facilities such as an observation room, solar panels, an energy cabin, and a generator room [1] - The project is expected to be completed by 2027 and will be the first domestically developed submillimeter wave ground observation equipment with international advanced standards [1] Scientific Contributions - The telescope aims to facilitate breakthroughs in understanding galaxy formation and evolution, the structure of the Milky Way, interstellar chemistry, and time-domain astronomy [2] - It is anticipated that the telescope will contribute to the next generation of event horizon telescopes, aiding in capturing dynamic images of black holes [2]

Group 1 - The "Science and China" event in Qinghai, initiated on September 17, aims to promote scientific knowledge among the local population through a series of lectures and activities led by renowned Chinese Academy of Sciences academicians and experts [1][2] - The event is part of the "National Science Popularization Month" and highlights the importance of scientific education and outreach, with a focus on leveraging high-end research resources from the Chinese Academy of Sciences [1] - Keynote speeches during the event emphasize the significance of material development and terahertz wave detection technology in advancing human civilization and astronomical observations, respectively [2] Group 2 - The event features multiple sessions held simultaneously in different venues, with various academicians and professors presenting on topics related to climate, astronomy, and materials science [2] - The organizing bodies include the Chinese Academy of Sciences, the Chinese Astronomical Society, and local government entities, showcasing a collaborative effort to enhance scientific literacy in Qinghai [2]