原文已被隐藏，你可用 快捷键 - 或点击 显示原文 按钮来查看原文
第1段
1 .This is Scientific American's 60-Second Space. I'm John Matson. Got a minute?
该句暂无译文！
2 .NASA's best exoplanet hunter is limping into retirement.
该句暂无译文！
3 .The Kepler space telescope has discovered more than 130 exoplanets in our galaxy.
该句暂无译文！
4 .But it will seek new worlds no more.
该句暂无译文！
5 .Kepler relies on a set of four flywheels to stabilize its pointing and lock onto its target stars.
该句暂无译文！
6 .The spacecraft was designed to tolerate one broken wheel, but not two.
该句暂无译文！
7 .One gave out last year, and this May the really bad news arrived, a second wheel had failed.
该句暂无译文！
8 .The Kepler team says they can't revive the wheels.
该句暂无译文！
9 .So astronomers will rely on ground-based telescopes to look for other worlds until NASA's next planet hunter, the TESS satellite, launches around 2017.
该句暂无译文！
10 .But don't send Kepler off into the sunset just yet.
该句暂无译文！
11 .In an August 15th teleconference, NASA's Bill Borucki, the mission's principal investigator, noted that Kepler has loads of data that have yet to be fully searched for planets,
该句暂无译文！
12 .including those Earth-like worlds that might host life:
该句暂无译文！
13 ."So basically in the next two years, when we complete this analysis, we'll be able to answer the question that inspired the Kepler mission:
该句暂无译文！
14 .Are Earths common or rare in our galaxy?"
该句暂无译文！
15 .Thanks for the minute, for Scientific American's 60-Second Space. I'm John Matson.
该句暂无译文！