进步号货运飞船
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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]