The discovery of four bright fast radio bursts with accurate localization on the sky and association with nearby galaxies enabled a statistical estimate of the baryon content in the intergalactic medium and intervening galaxy halos by measuring the amount of ionized gas towards these sources.

中文翻译：

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星际侦探与宇宙无线电脉冲串

通过在天空中精确定位并与附近的星系相关的四个明亮的快速无线电脉冲的发现，可以通过测量流向这些源的离子化气体的量，对星际介质和中间星系晕中的重子含量进行统计估计。