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地球周围160光年内未发现外星人

 4 years ago
source link: https://tech.sina.com.cn/d/i/2019-06-24/doc-ihytcitk7190980.shtml
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本文来自科技日报    科技日报北京6月23日电 （记者刘霞）据美国趣味科学网站近日报道，有史以来最全面的“搜寻地外文明”（SETI）计划的成果新鲜出炉：研究人员称，他们对地球周围160光年

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