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近地轨道“大拥堵”“太空交管”来破局
Xin Lang Cai Jing· 2026-01-31 07:07
如果在这个路口发生一次"追尾",后果将是灾难性的。两颗卫星会瞬间炸裂成上万枚高速碎片,每一片 都相当于一颗致命的炮弹,在轨道上疾驰。新碎片可能会击中其他卫星,产生更多碎片,引发多米诺骨 牌的连锁反应。最终可能在地球周围形成一条由航天器碎片构成的致命环带,彻底封锁人类通往太空的 道路。 面对这种可能将人类锁死在地球上的终极威胁,当然不能坐以待毙,我国也在主动作为探索各种解决路 径。就在去年底,中国航天企业发布了名为"星眼"的太空感知星座计划,主动构筑"太空交管"的第一道 防线。这个由156颗卫星组成的监测网,能对太空中数十万个目标进行全球持续追踪和高精度定位,就 像为每颗卫星和碎片建立实时的"数字档案",还能提前计算和预警碰撞风险,为卫星实施避让赢得宝贵 时间。 虽然星空没有国界,但是建立全球统一的"太空交规",是确保数万卫星安全、捍卫人类共同利益的唯一 出路。据央视 仰望星空,就在我们头顶几百公里的地方,近地轨道已经成为广袤太阳系里最拥挤、最危险的地方之 一:超过1.2万颗活跃卫星和数以万计的太空碎片正环绕地球,编织着一张巨网。 400公里至600公里左右的高度,正是当前最拥堵的"核心匝道",我国的空间站、很 ...
全释硬科技丨近地轨道“大拥堵” “太空交管”有望破局
Huan Qiu Wang Zi Xun· 2026-01-25 03:38
Core Viewpoint - The near-Earth orbit has become one of the most crowded and dangerous areas in the solar system, with over 12,000 active satellites and countless pieces of space debris posing significant risks to space activities [3][10]. Group 1: Current Situation - The near-Earth orbit, located approximately 200 to 2000 kilometers above the Earth's surface, is the most active area for human space activities, particularly between 400 to 600 kilometers where many satellites, including China's space station and the U.S. Starlink satellites, operate [6]. - Satellites in this region travel at nearly 8 kilometers per second, with distances between them potentially as close as several dozen kilometers, increasing the risk of collisions [6][10]. Group 2: Collision Risks - A collision in this crowded space could result in catastrophic outcomes, with two satellites potentially exploding into thousands of high-speed fragments, each acting like a deadly projectile [10]. - The creation of new debris could trigger a domino effect, leading to a lethal ring of space debris around Earth, which could ultimately block humanity's access to space [10]. Group 3: Mitigation Efforts - In response to these threats, China has initiated the "Star Eye" space awareness constellation plan, which aims to establish a "space traffic management" system [10]. - This system consists of 156 satellites designed to monitor and track tens of thousands of objects in space, creating real-time digital records for each satellite and debris, and providing collision risk calculations and warnings to facilitate evasive maneuvers [10]. Group 4: Global Cooperation - Establishing a unified global "space traffic regulation" is deemed essential for ensuring the safety of thousands of satellites and protecting shared human interests in space [13]. - Any uncontrolled collision could jeopardize humanity's aspirations in space, highlighting the need for collaborative efforts in space governance [13].