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云南“亮斑划空”为小行星撞击 专家：难预测影响
source link: http://tech.sina.com.cn/d/s/2017-10-05/doc-ifymrcmm8508085.shtml
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云南“亮斑划空”为小行星撞击事件，专家：难预测不影响出行澎湃新闻记者章文立吴跃伟据云南网消息，美国加州理工学院从事近地小行星研究的博士后研究员叶泉志称，据NASA近地小行星研究中心数据库公布的卫星观测结果，这次小行星撞击事件发生在北京时间1
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