天文学家们知道冥王星和海王卫一拥有几乎相同的体积、质量和密度。
Astronomers know that Pluto and Triton have nearly the same size, mass, and density.
首先，天文学家要寻找一颗恒星。
一天，村子里来了一个天文学家。
一位天文学家离开巴黎，去观看月食。
One astronomer actually left Paris to go off and to observe an eclipse.
我的理想是当一个天文学家。
她是来协助帮助完成这个项目的天文学家。
现在天文学家认为那是一颗在高空燃烧的流星。
Now astronomers think it was a meteor that burned up high in the atmosphere.
天文学家最终确实发现了太阳黑子与磁场的关系。
Astronomers did eventually figure out what sunspots had to do with magnetic fields.
天文学家很高兴知道他们对于月球的假设是正确的。
Astronomers were glad to know that their suppositions about the moon were correct.
当天文学家发现了这颗恒星，他们就会观察它周围的行星。
When astronomers have found the star, they look at the planets around it.
一万个小时后，你学到的知识足以让你成为一名天文学家或工程师。
In 10,000 hours you could have learned enough to become an astronomer or engineer.
他是专攻美国诗歌的语文学家。
他是那些天文学家中最优秀的一个。
“它是太丑了。”天文学家说。
但是天文学家猜测它是一个幸存者。
这可能并不是许多天文学家所预期的。
而天文学家没人相信这一点。
但是一位天文学家却恰恰做到了这一点。
天文学家利用亮度系统来标识一个物体有多亮。
Astronomers use a system of magnitudes to indicate how bright an object is.
黑洞是什么，天文学家还没有完全解决这个问题。
Astronomers have not yet fully solved the problem of what a black hole is.
为了研究系外行星，天文学家必须非常有创造性。
In order to study exoplanets, astronomers have had to be quite inventive.
在这一点上天文学家和占星家暂时可以握手言和。
这也是天文学家们在真实宇宙中具体寻找的东西。
This is exactly what astronomers have been observing for years in the real universe.
在观测上，天文学家的范围也是有限的。
Astronomers also have a limited range in which to look for them.
天文学家早就认为，几大行星的轨道是可以预测的。
Astronomers had thought that the orbits of the planets were predictable.
为了确定下来，天文学家们仍需要进行其他的测试。
但对于其他天文学家而言，星际尘埃自身确是有用的。
But for other astronomers, interstellar dust is useful in its own right.
下一步天文学家试图找到这颗钻石行星是否有行星环。
The next step for astronomers is to find out if the diamond planet has rings.
我上周末和许多天文学家一样(再次)感到非常蛋疼。
Like many astronomers, I found myself (yet again) in an uncomfortable position last weekend.
我上周末和许多天文学家一样(再次)感到非常蛋疼。
Like many astronomers, I found myself (yet again) in an uncomfortable position last weekend.
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