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嵌满钻石的天外陨石竟源自于外星球的碰撞
source link: http://tech.sina.com.cn/d/s/2018-04-22/doc-ifznefkh0389001.shtml
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45亿年前，我们的太阳系处于形成初期，一群原行星绕太阳旋转，其中一些原星开始合并且的越来越大，而另一些则在碰撞中被炸成碎片。这些碰撞会产生无数的宇宙弹片碎片，其中一些碎片继续绕着太阳旋转，成为了富含碳的小行星。现在，在对坠入地球的碎片分析之
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