PLANETRISE: In an artist's conception, rocky moons orbit a gas giant in a distant planetary system.
行星升起：在艺术家的想像图中，在一个遥远的行星系统内，一颗岩石卫星围绕一颗气体行星旋转。
The same is unfortunately true for the other known planetary system mentioned above: at 14.8 light-years GJ 674 is right on the limit!
很不幸，在上面提到的另一个已知的行星系统也有着相同的状况：在14.8光年外的GJ 674刚刚挤进这个限制范围内！
Astronomers have now found six planets in orbit around Gliese 581 - the most discovered in a planetary system other than our own solar system.
天文学家在Gliese 581周围已经发现了六颗行星——除了我们的太阳系之外，Gliese 581是人类发现行星最多的行星系。
In our planetary system the earth and other planets move around the sun.
在我们的行星系中，地球与其他的行星都绕着太阳运动。
And in its stead Rutherford proposed something akin to a planetary system.
而卢瑟福提出的，和行星系统相似的原子结构取而代之。
Pictured above is an artistic conception of how the BLG-109 planetary system might look.
上面这张艺术家想像图是BLG- 109行星系统的可能模样。
QGIS and other simpler data viewers lend themselves to exploring various data formats and the world of data sets covering this planetary system.
QGIS和其他较为简单的数据查看器用于探测各种数据格式和覆盖此行星系统的所有数据集。
And we're just now announcing the discovery of the fifth planet, the first planetary system with five full planets orbiting a sunlike star.
同时我们刚刚宣布了发现了第五颗行星，这是在太阳系外发现的第一个拥有5颗行星的类太阳恒星。
Astronomers have discovered an entire planetary system 127 light years away with at least five planets orbiting a star much like our own Sun.
宇航员发现了距离我们127光年的完整的行星系统，至少有五个行星围绕着一个像太阳一样的恒星转动。
The invention discloses a telescopic tooth type remnant film collecting method of a non-circular gear planetary system and the mechanism thereof.
本发明公开了一种非圆齿轮行星系的伸缩齿式残膜捡拾方法及机构。
If the star is approximately the same size as our sun, it could be the center of a planetary system much like our own-and that planet could be habitable.
如果恒星的大小接近我们太阳的大小，则它可能是一个类似太阳系的行星系统的中心，并且那个行星可能适合居住。
The Cassini mission around Saturn has now been extended to 2017 to better study the complex planetary system as its season changes from equinox to solstice.
卡西尼环绕土星的任务目前已延长至2017年，以在其春秋分到冬夏至的季节变化时更好地研究这个复杂的行星系统。
Although studies of the interstellar medium do not depend on the precise choice of target star, the other scientific objectives clearly require that the target star has a planetary system.
虽然星际媒介的研究并不依赖于目标恒星的特定选择，但其他的科学目标明显需要目标恒星有着一个行星系统。
Scientists know planets form out of the discs of material around young stars, but theory says the transition from dust disc to planetary system is rapid and few objects are caught during this phase.
科学家们知道行星是从年轻的恒星周围的物质盘中形成的，但是理论认为从尘埃盘到行星系统的转变非常快，人们很少见到在这一阶段的物体。
Scientists know planets form out of the discs of material around young stars, but theory says the transition from dust disc to planetary system is rapid and few objects are caught during this phase.
科学家们知道行星是从年轻的恒星周围的物质盘中形成的，但是理论认为从尘埃盘到行星系统的转变非常快，人们很少见到在这一阶段的物体。
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