进步号货运飞船
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俄航天设施受损停用,美“星际客机”削减发射,国际空间站陷入“飞船危机”
Huan Qiu Shi Bao· 2025-12-01 22:58
Core Viewpoint - The International Space Station (ISS) is set to retire in 2030, facing significant challenges including reduced launch frequency of Boeing's CST-100 Starliner and damage to the Baikonur Cosmodrome, which may temporarily hinder Russia's crewed spaceflight capabilities [1][7]. Group 1: ISS and Launch Capabilities - The ISS will rely solely on SpaceX's Crew Dragon for astronaut transportation due to the reduction in Boeing's Starliner missions and potential loss of Russian crewed launch capabilities [1][7]. - NASA announced that the next Starliner mission to the ISS will not occur before April 2026 and will only carry cargo, marking a significant setback for Boeing [7]. - The Baikonur Cosmodrome's launch pad has sustained severe damage, potentially leading to a two-year repair timeline, which could result in Russia losing its ability to send humans to space for the first time since 1961 [5][6]. Group 2: Impact on International Space Station Operations - The ISS currently has eight spacecraft docked, including Russian and American crewed and cargo vehicles, which are essential for regular crew rotation every 2-4 months [8]. - SpaceX has five Crew Dragon spacecraft available, but maintenance and inspection cycles could lead to a shortage of available vehicles for crew transport if reliance solely on SpaceX continues [8]. - Possible solutions to mitigate the situation include accelerating repairs at Baikonur or utilizing equipment from the decommissioned launch pad, but both options face significant time constraints [8]. Group 3: International Collaboration Challenges - Discussions have emerged regarding the potential use of China's Shenzhou spacecraft for emergency support, but technical incompatibilities and U.S. legislative restrictions complicate any collaboration [9].
一波三折后,美“天鹅座”飞船抵达国际空间站“送快递”
Huan Qiu Shi Bao· 2025-09-18 22:34
Core Points - NASA announced that the Cygnus XL cargo spacecraft successfully reached the International Space Station (ISS) after overcoming initial launch issues, temporarily alleviating supply concerns for the ISS [1] - The Cygnus XL is Northrop Grumman's latest cargo spacecraft, designed to meet the growing demands of the ISS, with an increased cargo capacity of over 11,000 pounds, up from the standard 8,500 pounds [3] - The Cygnus XL mission is critical as it carries essential supplies, including nitrogen, oxygen, food, and spare parts for urine processing systems, to ensure the ISS's operational needs are met [4] Company and Industry Insights - The Cygnus XL mission faced challenges due to an early engine shutdown during its trajectory adjustments, highlighting potential vulnerabilities in U.S. near-Earth orbital transportation capabilities [5] - Currently, only Northrop Grumman and SpaceX have the capacity to deliver cargo to the ISS, indicating a limited supply chain resilience in the U.S. space logistics sector [5] - The next scheduled cargo delivery to the ISS will be from Japan's HTV-X spacecraft, set to launch in October, emphasizing the ongoing reliance on international partners for ISS resupply [4]
世界最大航空发射场,拜科努尔今年70岁
Huan Qiu Wang Zi Xun· 2025-06-29 23:46
Core Points - Baikonur Cosmodrome celebrates its 70th anniversary this year, having launched over 1,500 rockets and nearly 2,000 spacecraft into orbit over the past seven decades [1][3] - The launch site, located in southern Kazakhstan, covers approximately 7,000 square kilometers, which is equivalent to two and a half times the area of Moscow [3] - Baikonur has been the site of significant historical events, including the launch of the first artificial Earth satellite in 1957 and Yuri Gagarin's historic flight in 1961 [3] Infrastructure and Facilities - The Baikonur Cosmodrome includes 15 launch complexes, 4 intercontinental ballistic missile test launch pads, 11 assembly and testing buildings, two airports, 470 kilometers of railway, and 1,281 kilometers of highways [3] - Currently, Russia rents the launch site from Kazakhstan and continues to use it for regular launches of the Soyuz crewed spacecraft and Progress cargo spacecraft [3] Historical Significance - October 24 is marked as a "dark day" for the launch site due to tragic incidents, including a fire in 1960 that resulted in 78 fatalities [4] - Despite the gradual transfer of launch operations to the new Vostochny Cosmodrome in Russia's Far East, the Russian space agency plans to continue using Baikonur until at least the expiration of the lease in 2050 [4]