宇宙天文観测台 national astronomical space observatory
〈国际宇宙〉天文卫星 Intercosmos
黄祈雄的宇宙天文篇 Bill's Astronomy Area
天文单位是宇宙的标尺，是我们今天测量宇宙的基础。
The AU is a cosmic measuring rod, and the basis of how we scale the Universe today.
例如，在天文学中，太阳系和宇宙两者的区别直到现代才被弄清楚。
In Astronomy, for example, the distinction between the solar system and the universe wasn't clear until modern times.
这种正统的宇宙观现在正受到天文学家的挑战。天文学家认为，一场巨大的气体“雨”正从星系周围所谓的空无一物的空间落入许多星系中。
This orthodox view of the universe is now being challenged by astronomers who believe that a heavy "rain" of gas is falling into many galaxies from the supposedly empty space around them.
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