Stable or not, HD 131399a is fascinating to astronomers in part because it helps fill in gaps in our knowledge of how planets form and change orbit.
无论稳定与否，HD 131399A星系对天文学家们有着巨大的吸引力，一部分是因为它的发现填补了我们现有知识的一处空白，即行星如何形成以及如何变动轨道。
There are several ways to change an asteroid's orbit, the simplest of which is to run a spacecraft into the hurtling rock.
改变小行星轨道的方法有好几个，最简单易行的方法就是让一架宇宙飞船和这个大石头玉石俱焚。
However, if a star with planets captures another one, then one of its existing planets must change its orbit, and this could make the system unstable.
然而，假如一颗已有行星伴随的恒星再要捕获另一颗行星，那么已有行星中的一颗便会改变它的轨道，而这样的结果将会导致系统不稳定。
Should the need arise, the space agency will construct machinery to change the asteroid's orbit.
如有必要，美国太空总署会设计装置来改变该小行星的轨道。
Particles of light orbit around them and if you shift positions you can change the shapes they make.
些许微粒光束围绕着它，如果你移动它可以改变他们的形状。
We can't change this natural law any more than we can change the moon's orbit.
我们不能改变这一自然规律，就像我们不能改变月球的轨道一样。
Our computer simulations have shown that this type of orbit can be stable, but if you change things around just a little bit, it can become unstable very quickly.
我们做出的电脑模拟效果图显示，这一星系的运行轨道一般来说是稳定的，但是一旦其周围的物体发生变动，它就会瞬间变得不稳定。
The author investigates the secular influence of solar mass-loss on the change of the orbit of the earth.
研究了太阳质量损失对地球轨道改变的长期影响。
Only a slight nudge would be required to change its orbit, and that nudge could be provided by rocket motors no more powerful than ones that have already been built.
仅仅一个轻推就可以改变它的轨道，这一轻推之力可以由火箭发动机实现，现在制造的火箭的威力足够。
When flying on orbit, with the change of environment and time, the response capability of a space camera must be attenuated.
空间相机在轨运行之后，由于环境的变化和时间的推移，空间相机的响应性能必然会发生衰减。
The inner orientation elements of the three-line-array CCD camera are affected by the change of the circumstance during the satellites launching and flying on the orbit.
卫星发射及在轨飞行中，环境变化会影响三线阵c CD相机的内方位元素。
This article analyzes the status change in the attitude control system when faults appear based on one polar orbit satellite, and provides a method to decide faulty component.
以某极轨对地观测卫星为背景，分析了姿态控制系统中单机部件出现故障时，系统将会出现的状态变化情况，找出故障部件的判定方法；
Change walking beam guide structure from slide bush type to glide orbit type, make walking beam move more dexterously and nimble, and with good movement rigidity.
行走梁移动导向结构由以往的滑套式改为滑动导轨式，便得行走梁运行更轻巧、灵活，运动刚性好。
A little bit of change in the Earths orbit.
地球轨道发生轻微变动。
The essence of this method is a group of differential equations based on the average change rate of orbit elements, and the right sides of these equations contain definite integrals.
它的实质是以轨道要素的平均变化率为基础的微分方程，而方程的右端包含定积分。
Objective To study the change of the ratio of exophthalmos and intraorbital pressure when the space-occupying lesion of the orbit were solid, liquid or gas.
目的了解眶内占位性病变为固体、液体或气体时眼球突出度与眶压比值的差异。
Objective To study the change of the ratio of exophthalmos and intraorbital pressure when the space-occupying lesion of the orbit were solid, liquid or gas.
目的了解眶内占位性病变为固体、液体或气体时眼球突出度与眶压比值的差异。
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