但是,他估计定位这样一个行星还需要几年时间——知道开普勒计划的末期。
But, he estimated that pinpointing any Earth-like planets is still a few years off-near the end of the Kepler mission as it stands.
美国国家航空航天局开普勒计划的首席调查员,Bill Borucki,谈寻找可能适合居住系外行星。
NASA's Kepler mission's principal investigator, Bill Borucki, talks about the search for exoplanets that might be habitable.
据昨天的宣布称,通过传输技术,开普勒计划现已确认了超过 1200 颗地外候选星体,这还只是整个天穹的 1400 分之一的范围内罢了。
As announced yesterday, using the transit technique the Kepler mission has now identified over 1200 exoplanet candidates in a field of view that covers only about 1/400th of the sky.
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