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人类观测到距地140亿光年恒星:光出发之际地球未诞生
source link: http://tech.sina.com.cn/d/s/2018-04-03/doc-ifyswxnq1750378.shtml
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据科技日报4月3日报道，英国《自然·天文学》杂志2日在线发表的两篇天文学论文，科学家们在百亿光年外的星系内发现了两颗“闪烁”的恒星，被认为是一次史无前例的观测——人类利用引力透镜看到了原本根本无法观测的超远距离恒星，其中一颗距离我们140亿
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