光年

Even the nearest star system, Proxima Centauri 比, lies more than four light-years away, so it appears to us on Earth as it was just over four years ago when the light began its journey.

即使最近的恒星系统——比邻星，也位于四光年开外的地方，所以对于地球上的我们来说，比邻星是四年前其光线开始传播时的样子。

Scientists speculate it is possible that a cool star lurks right under our noses, closer to us than our nearest known star, Proxima Centauri, which is four light-years away.

科学家们认为有可能在地球和距离我们4光年的最近的恒星"比邻星"之间，潜藏着一颗距离更近的低温恒星。

Both of which have more than twice the mass of our own,in orbit around a pulsar 1200 light-years from Earth.

这两个行星的质量均是我们地球质量的两倍以上，环绕一个距地球1200光年的脉冲星在运行。

The interacting group is about 550 million light-years away from Earth, in the constellation of Puppis, the Stern.

这个相互作用中的团体距地球约5.5亿光年远，位于船尾座。翻译：Rojer

The alien belt circles a faint, nearby star called HD 69830 located 41 light-years away in the constellation Puppis.

史匹哲太空望远镜观测到距离我们41光年，位於船帆座编号为 HD 69830的恒星，这恒星的周围我们探测到有小行星带的存在。

They are coming from 30,000 light years away in 'Delta Quadrant'.

它们是来自30，000光年'以外的德耳塔象限 '。

An even larger "hotspot" of radio emission detected by VLA (seen in an image with a much larger field-of-view) reveals that the jet terminates much farther away from the galaxy, at a distance of about 850,000 light years away.

在VLA射电图中（见7楼的大图）有个甚至更大的"热点"揭示出这个喷流最终终结的地方，离发出的星系有85万光年之遥。

She pressed."I don't know about Starfleet rules and regs, but surely, seventy thousand light-years away, I bet you could have bent some rules."

她并不放弃，"我对舰队规章制度一无所知，可是你们身处7万光年之外，我打赌你肯定违反过一些。"

Called "Rho Oph" by astronomers, it's one of the closest star-forming regions to our own solar system, about 407 light years away from Earth.

所谓的"卢眼"的天文学家，这是一个最接近的恒星形成区域，以我们自己的太阳系，约407光年距离地球。

If it were as close as Sirius, the brightest star visible to the eye (and only about 8.6 light-years away), Rigel would shine much more brilliantly than Venus, our sky's brightest planet.

如果参宿七像我们肉眼能看到的最明亮的星星（只有8.6光年远）天狼星那样近，它将比金星更明亮，可以说是我们天空中最明亮的行星。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。