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美亚马逊公司“柯伊伯计划”又一批卫星发射升空
Xin Lang Cai Jing· 2025-08-11 13:49
Core Viewpoint - SpaceX successfully launched a Falcon 9 rocket on August 11, delivering 24 internet satellites for Amazon's Kuiper project into low Earth orbit [1] Group 1: Launch Details - The Falcon 9 rocket lifted off from Cape Canaveral Space Force Station in Florida at 8:35 AM Eastern Time (8:35 PM Beijing Time) [1] - The first stage of the rocket landed on an autonomous recovery ship in the Atlantic Ocean a few minutes after launch [1] - The upper stage of the rocket continued to deploy the 24 satellites into low Earth orbit [1]
美国“龙”飞船发射升空,执行新一期载人航天任务
Qi Lu Wan Bao· 2025-08-02 02:22
Core Points - The SpaceX "Dragon" spacecraft launched on August 1, carrying four astronauts from the US, Japan, and Russia to the International Space Station (ISS) [2] - This mission, designated "Crew-11," marks the 11th crewed flight of the Dragon spacecraft to the ISS [2] - The astronauts will conduct various scientific experiments during their mission, including lunar landing simulations and studies on the effects of microgravity [2] Launch Details - The "Dragon" spacecraft was launched at 11:43 AM EDT from Kennedy Space Center in Florida [2] - The spacecraft separated from the Falcon 9 rocket and continued its journey to the ISS, with a planned docking time of 3:00 AM EDT on August 2 [2] Astronauts Involved - The crew includes US astronauts Zena Cardman and Mike Fincke, Japanese astronaut Koichi Wakata, and Russian astronaut Oleg Platonov [2] Scientific Research Focus - The astronauts will explore plant cell division, the impact of microgravity on bacteriophages, and methods to increase human stem cell production [2] - Additional experiments will focus on generating nutrients on demand and testing vision protection strategies [2]
美国“龙”飞船发射升空 执行新一期载人航天任务
Core Viewpoint - The article reports on the successful launch of SpaceX's "Dragon" spacecraft carrying four astronauts to the International Space Station (ISS) as part of the Crew-11 mission, highlighting the ongoing collaboration in space exploration among the United States, Japan, and Russia [1] Group 1: Mission Details - The "Dragon" spacecraft was launched from Kennedy Space Center in Florida on August 1, 2023, at 11:43 AM EDT (11:43 PM Beijing time) [1] - The spacecraft is scheduled to dock with the ISS around 3:00 AM EDT on August 2, 2023 (3:00 PM Beijing time) [1] - This mission marks the 11th crew rotation to the ISS using the "Dragon" spacecraft [1] Group 2: Astronauts Involved - The crew consists of four astronauts: Zena Cardman and Mike Fincke from the United States, Koichi Wakata from Japan, and Oleg Platonov from Russia [1] Group 3: Research Objectives - During the mission, the astronauts will conduct various scientific experiments, including simulating lunar landings and testing vision protection strategies [1] - Additional research will focus on plant cell division, the effects of microgravity on bacteriophages, and increasing human stem cell production [1] - The mission aims to generate nutrients on demand as part of ongoing human spaceflight research [1]
美国“龙”飞船执行新一期载人航天任务前往空间站
news flash· 2025-08-01 17:54
Core Viewpoint - The article highlights the successful launch of SpaceX's "Dragon" spacecraft carrying four astronauts to the International Space Station (ISS) [1] Group 1: Launch Details - The "Dragon" spacecraft was launched on August 1 from Kennedy Space Center in Florida, using a Falcon 9 rocket [1] - The launch occurred at 11:43 AM Eastern Time (11:43 PM Beijing Time) [1] - The spacecraft successfully separated from the rocket and continued its journey to the ISS [1] Group 2: Mission Objectives - The mission involves four astronauts from the United States, Japan, and Russia [1] - The spacecraft is scheduled to dock with the ISS around 3:00 AM Eastern Time on August 2 (3:00 PM Beijing Time) [1]
美“猎鹰9”火箭因区域性停电推迟发射
news flash· 2025-07-22 22:37
Core Points - The Federal Aviation Administration (FAA) reported a regional power outage in Santa Barbara, California, on July 22, which disrupted communications at the Los Angeles Air Traffic Control Center [1] - The outage affected the center's ability to manage air traffic in the Pacific airspace, leading to the postponement of SpaceX's scheduled Falcon 9 rocket launch on the same day to ensure aviation safety [1]
以色列称其“最先进”通信卫星由美公司发射升空
news flash· 2025-07-13 18:19
Core Points - Israel's "most advanced" communication satellite, named "Freedom 1," was successfully launched by SpaceX using a Falcon 9 rocket from Florida [1] - The satellite, developed by Israel Aerospace Industries, has a cost of approximately $200 million and is expected to support Israel's strategic and civilian communication for 15 years [1] - The launch is described as a historic leap for Israel's space technology, marking a significant achievement in the country's aerospace capabilities [1]
马斯克“星链”卫星接连坠落 太阳活动是元凶?|科技观察
Sou Hu Cai Jing· 2025-06-10 11:35
Core Insights - SpaceX's Starlink project aims to create a global satellite broadband network with thousands of low Earth orbit satellites, but recent satellite falls have raised concerns about the impact of solar activity on these satellites [1][5][11] Group 1: Solar Activity and Satellite Operations - Solar activity, particularly during the current solar cycle, has been linked to the recent falls of Starlink satellites, as solar storms can heat and expand the upper atmosphere, increasing drag on low-orbit satellites [1][3] - Low Earth orbit satellites, like those in the Starlink constellation, operate at altitudes between 160 km and 2000 km, making them more susceptible to atmospheric drag compared to higher geostationary satellites [3][7] - The drag effect on low-orbit satellites can lead to significant speed loss and eventual re-entry into the atmosphere, resulting in destruction [3][11] Group 2: Starlink Project Overview - The Starlink project is designed to provide high-speed internet access globally, with each satellite costing between $250,000 and $500,000 to manufacture [5][6] - Currently, there are over 7,000 Starlink satellites in orbit, with plans to expand this number to a maximum of 30,000 satellites by 2025, aiming for over 5 million users [6][9] - To achieve global coverage, a large number of satellites are required due to their limited coverage area and the need for continuous connectivity as they move rapidly across the sky [7][8] Group 3: Challenges and Future Considerations - The Starlink project faces challenges such as space debris management, international regulatory coordination, and the need for active collision avoidance strategies [9][10] - Despite its potential, Starlink is not expected to replace ground-based communication systems in the short term, as both technologies serve complementary roles in different environments [11] - From 2020 to 2024, a total of 583 Starlink satellites are projected to fall, with an increasing trend in the number of falls each year, highlighting the operational risks associated with solar activity [12][13]
没和解!特朗普仍考虑取消马斯克的政府合同,利益切割容易吗?
Di Yi Cai Jing· 2025-06-07 02:35
Group 1: Relationship Between Trump and Musk - The relationship between Trump and Musk remains strained, with Trump indicating he has no intention of contacting Musk and is considering canceling government contracts with him [1][3] - Trump has expressed that terminating Musk's government subsidies and contracts could save billions, highlighting the significant financial ties between Musk's companies and the U.S. government [3][5] - Musk's companies, particularly SpaceX and Starlink, have heavily relied on federal contracts and subsidies, with SpaceX reportedly receiving over $22 billion in undisclosed contracts since 2000 [1][3] Group 2: Impact on SpaceX and NASA - SpaceX has a dominant position in the satellite launch market, with its Falcon 9 rocket handling 84% of U.S. satellite launches last year, and Starlink satellites making up 65% of operational satellites in orbit [4][5] - The potential severance of ties between the U.S. government and Musk could lead to significant delays in military satellite launches and halt NASA's operations, as there are currently no reliable alternatives to SpaceX for missions to the International Space Station [5][6] - The loss of SpaceX could jeopardize strategic projects like the "Iron Dome" missile defense system, which may rely on contracts for missile detection satellites [5][6] Group 3: Political Dynamics and Financial Contributions - Musk has previously been a significant financial supporter of Trump, contributing $277 million through his PAC, but is now exploring the formation of a new political party, indicating a shift in his political strategy [7][8] - Recent polls show a decline in Musk's support compared to Trump, with only 8% of voters choosing Musk over Trump when forced to pick between the two [8] - There are growing concerns among Republican lawmakers regarding Musk's financial influence, as his contributions have not translated into significant electoral success for the candidates he supported [8][9]
“口水战”后 马斯克的企业命运将会如何?
Sou Hu Cai Jing· 2025-06-06 09:53
Core Viewpoint - The public feud between Elon Musk and President Trump has raised concerns about the potential regulatory scrutiny that Musk's companies, particularly Tesla and SpaceX, may face, impacting their business operations and stock performance [2][3][4]. Group 1: Tesla - Tesla's stock price plummeted by 14.26% on the day of the feud, resulting in a market value loss of $150 billion, marking the largest single-day drop in the company's history [4]. - Year-to-date, Tesla's stock has declined by over 30%, with investors worried about the company's ability to meet its promises regarding the transition to autonomous vehicles amid regulatory challenges [4][7]. - The National Highway Traffic Safety Administration has been investigating Tesla's vehicles for safety issues related to autonomous driving, which adds to the scrutiny the company faces [7]. Group 2: SpaceX - SpaceX's valuation has increased from $210 billion to $350 billion over the past year, but the company now faces potential risks due to Trump's threats to cut government subsidies and contracts [10]. - SpaceX is under multiple regulatory reviews, including those from the Federal Communications Commission and the Environmental Protection Agency, which could impact its operations [10][11]. - The company has secured nearly $60 billion in contracts for satellite launches for the U.S. military, making it a key player in national defense [11].
美国猎鹰9火箭发射23颗星链卫星;中国航发2MW级纯氢燃气轮机连续稳定运行时长再创新高丨智能制造日报
创业邦· 2025-05-26 03:22
Group 1 - The core viewpoint of the article highlights significant advancements in various sectors, including hydrogen energy, space technology, renewable energy storage, and manufacturing competitiveness between China and the U.S. [1][2][3][4] Group 2 - China's Aviation Industry Corporation has achieved a new milestone with its 2MW pure hydrogen gas turbine, which has surpassed 7000 hours of stable operation, indicating successful commercialization [1] - SpaceX successfully launched 23 Starlink satellites using its Falcon 9 rocket, aiming to deploy a total of 42,000 satellites in orbit [1] - The first large-scale lithium-sodium hybrid energy storage station in China has been launched, with a capacity of 400 MWh and a green energy ratio of 98%, capable of supplying electricity for 270,000 households annually [1] - A comparison of manufacturing costs reveals that a showerhead made in the U.S. sells for $239, while its Chinese counterpart is priced at $129, leading to a stark sales difference of 584 units sold for the Chinese version compared to zero for the U.S. version [1]