The most distant galaxy is upending our model of the universe’s history – Salon

Looking out into the universe with a telescope means looking back in time, as the speed of light is so slow that even the light of nearby stars in our own galaxy takes years or millennia to reach us. As such, the very distant galaxies also offer humans a peek into the universe’s past — which is what makes the discovery of the most distant galaxy ever found also the most ancient. 
According to a new study published Dec. 14 in the journal Nature Astronomy, astronomers have confirmed the most distant…

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