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刻卜勒任务即将来到尾声
source link: https://cn.engadget.com/2018/03/16/kepler-nasa-spacecraft-low-on-fuel/
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彷佛是没几天前，小编才在写着刻卜勒（Kepler）探测器升空的新闻，想不到一晃眼就九年过去了。Kepler 是第一个没有针对性的系外行星搜寻仪器，只是把感光器对准了某片太空，并且记录在视野中有多少星体有行星环绕，这总数最终来到了三千颗之谱。因为不像之前的任务是针对太阳系的邻居，Kepler 的数据更能反映出宇宙中行...
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