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两颗小行星3天内先后与地球"擦肩而过" 对地球没威胁
source link: http://tech.sina.com.cn/d/s/2018-02-09/doc-ifyrkrva5990903.shtml
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林小春周舟/新华社新华社华盛顿2月8日电，正当人们关注美国“猎鹰重型”火箭携带特斯拉跑车飞向火星时，两颗小行星在3天内先后与地球“擦肩而过”。但不用担心，它们不会对我们造成威胁。就在2月6日“猎鹰重型”发射前约半小时，小行星2018CC以1
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