By contrast, the next generation of satellite Internet services promise to reduce lag by bringing the satellites closer to earth.
这些近地轨道项目有潜力极大地改变宽带互联网市场,为消费者节省上百亿美元。
These low Earth orbit ventures have the potential to dramatically shift the broadband internet market and save consumers $10s-of-billions of their own.
Figure 4 shows the orbital lifetime of 3,000 objects with randomly generated initial values for inclination, eccentricity, right ascension of the ascending node and argument of perigee.
然而,它们形成的时间早于内行星,并且比近地行星收集得多得多,质量更大。
However, they formed earlier than the inner planets and collected much, much more mass than the closer planets.
第一个载人飞船离开近地轨道,并第一个到达月球,轨道它,并返回。
The first crewed spacecraft to leave low Earth orbit and the first to reach the Moon, orbit it, and return.
成功的日本和美国太空任务为太空科学家提供了同时研究两颗近地小行星的独特机会。
Successful Japanese and US space missions have given space scientists a unique opportunity to study two near-Earth asteroids at the same time.
年代是航天领域的关键过渡时期,因为进入近地轨道和更远的地方变得更加全球化和商业化。
The 2010s were a pivotal transition period for spaceflight, as access to low-Earth orbit and beyond became a more global- and commercial- enterprise.
二级继续爬升进入近地轨道,完成运输任务后再入大气返回,具有廉价、安全、便捷、机动等优势。
Continue to climb into low earth orbit, to complete the transportation task after atmospheric reentry return, with cheap, safe, convenient, flexible and other advantages.
有意见认为,在外层空间使用核动力源时,各国应当考虑到近地空间环境的有限性。
The view was expressed that in using NPS in outer space, States should consider the limited nature of the near-Earth space environment.
但美国国家航空航天局(NASA)近地天体研究中心的专家表示,我们并没有危险。
But the experts at NASA's Center for Near Earth Object Studies say we're in no danger.
仅Yohkoh航天器捕获600万张图片太阳在近地轨道旅行时从1991年到2001年。
The Yohkoh spacecraft alone captured 6 million images of the sun while it was traveling in low-Earth orbit from 1991 to 2001.
它的近地轨道最大有效载荷25吨,相当于一次将16辆小汽车送入太空。
Its maximum payload in low earth orbit is 25 tons, which is equivalent to sending 16 cars into space at a time.
因此,清除现有的大小空间碎片对于保护近地空间供后人利用极为重要。
Consequently, the removal of existing space debris, both small and large, is of great importance for the preservation of near-Earth space for the use of future generations.
近地天体动态网站系统中心也很重要,该中心对一个小行星与地球碰撞的风险进行系统监测。
Also of great importance is the Near Earth Objects Dynamic Site system centre, which carries out systematic monitoring of the risks of the collision of an asteroid with the Earth..
碰巧,世界各地的商业公司都在积极思考如何处理近地轨道上的数千个物体。
As it happens, commercial companies around the world are actively thinking about how to manage the thousands of objects in low-Earth orbit.
这些太快与传统的卫星互联网不同,他们涉及在近地轨道使用卫星,维护成本低,延迟短。
Unlike traditional satellite internet, these plans involve the use of satellites in low Earth orbit, which can be operated cheaply and with lower latencies.
多年前,世界上第一颗人造地球卫星,它开辟了人类历史上的太空时代,被发射到近地轨道。
Years ago, the world's first artificial Earth satellite, which opened the space era in the history of mankind, was launched into a near-earth orbit.
现在任何想要控制近地轨道以上空间的国家将会面对银河联邦舰队。
Any nation now trying to dominate anything above Near Earth Orbit will be met by Galactic Confederation fleet.
NASA的商业航天部主任菲利普·阿里斯特说,私营企业将有助于维持人类在近地轨道上活跃而持续的活动。
Philip McAlister, the agency's director of commercial spaceflight, says private enterprise will help sustain robust human activity in low-Earth orbit.
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