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RSS FeedsAstronomers made first measurements of small-scale ripples in primeval hydrogen gas using rare double quasars
(PHYSorg.com Space & Earth)

 
 

27 april 2017 20:35:00

 
Astronomers made first measurements of small-scale ripples in primeval hydrogen gas using rare double quasars
(PHYSorg.com Space & Earth)
 


The most barren regions known are the far-flung corners of intergalactic space. In these vast expanses between the galaxies there is just one solitary atom per cubic meter-a diffuse haze of hydrogen gas left over from the Big Bang. On the largest scales, this material is arranged in a vast network of filamentary structures known as the `cosmic web,` its tangled strands spanning billions of light years and accounting for the majority of atoms in the universe.


 
7 viewsCategory: Science > Astronomy
 
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