——阿诺德·斯班塞·琼斯爵士，英国皇家天文学家，1957(2周后斯巴尼克人造卫星环绕地球)。
Sir Harold Spencer Jones, Astronomer Royal of the UK, 1957 (two weeks later Sputnik orbited the Earth).
在荷兰天文学家克里斯蒂安·惠更斯发现土星环以及第一颗已知土星卫星——土卫六“泰坦”之后，这颗行星逐渐成为天文学家的关注焦点。
The planet was only just beginning to come into focus, in the metaphorical sense: The Dutch astronomer Christiaan Huygens had just recently revealed Saturn's rings and its first known moon, Titan.
天文学家才刚刚找到几颗有可能适于居住的行星。美国国家航空航天局开普勒卫星很快就能发现得更多——也许其中一些与地球更为相似。
Astronomers are just beginning to find potentially habitable worlds. And NASA's Kepler satellite should turn up more soon-including, perhaps, some that look even more like Earth.
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