{"id":10146,"date":"2025-07-15T09:08:05","date_gmt":"2025-07-15T08:08:05","guid":{"rendered":"https:\/\/visegradpost.com\/?p=10146"},"modified":"2025-07-14T22:34:26","modified_gmt":"2025-07-14T21:34:26","slug":"they-beat-us-to-it-in-space-china-reportedly-pulls-off-first-ever-in-orbit-refueling-leaving-u-s-playing-catch-up","status":"publish","type":"post","link":"https:\/\/visegradpost.com\/en\/2025\/07\/15\/they-beat-us-to-it-in-space-china-reportedly-pulls-off-first-ever-in-orbit-refueling-leaving-u-s-playing-catch-up\/","title":{"rendered":"\u201cThey Beat Us to It\u2014In Space\u201d: China Reportedly Pulls Off First-Ever In-Orbit Refueling, Leaving U.S. Playing Catch-Up"},"content":{"rendered":"
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IN A NUTSHELL<\/strong><\/td>\n<\/tr>\n
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  • \ud83d\ude80 China<\/strong> reportedly completed the first-ever in-orbit satellite refueling mission, marking a milestone in space exploration.<\/li>\n
  • \ud83d\udd2d The operation involved the Shijian-21<\/strong> and Shijian-25<\/strong> satellites, which docked in geostationary orbit for refueling purposes.<\/li>\n
  • \ud83d\udef0\ufe0f In-orbit refueling is crucial for extending satellite lifespans and enabling future human space travel, including missions to Mars<\/strong>.<\/li>\n
  • \ud83c\udf0c This achievement places China at the forefront of space technology and encourages other nations to accelerate their own space programs.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n

    In a remarkable development in space technology, China has reportedly achieved a significant milestone by performing a historic refueling mission in Earth’s orbit. This advancement could potentially change the dynamics of space exploration and satellite longevity. According to reports, two Chinese satellites, Shijian-21 and Shijian-25, successfully docked in geostationary orbit, allowing one satellite to refuel the other. Although the Chinese space administration has not officially confirmed this groundbreaking operation, observations from a US space observation company lend credence to these claims. This achievement underscores the importance of in-orbit refueling technologies, which are pivotal for deep space missions and enhancing the lifespan of satellites.<\/p>\n

    Shijian-21 and Shijian-25\u2019s Refueling Operation<\/h2>\n

    The close proximity maneuvers of China’s Shijian-21 and Shijian-25 satellites were closely monitored between June and early July. According to COMSPOC<\/strong>, a US-based situational awareness software provider, these satellites appeared visually merged in optical sensor data between July 2 and July 6, suggesting they might have docked. This maneuver, known as rendezvous and proximity operations<\/i>, is crucial for refueling missions.<\/p>\n

    In June, the satellites performed several close approaches in geosynchronous orbit. On June 13, they came within 0.6 miles of each other and remained in that position for about 90 minutes. Throughout these operations, two US surveillance satellites, USA 270 and USA 271, were also in proximity. On June 30, the satellites again engaged in a close-proximity operation, as observed by Swiss space surveillance firm s2a systems<\/strong>, orbiting at an altitude of 22,236 miles above the equator.<\/p>\n

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