The cosmic dawn: Dark energy camera reveals 23 young galaxies that appeared just 800 million years after the Big Bang



Astronomers have peered millions of years into the history of the universe, revealing a glimpse at an era known as the ‘cosmic dawn.’
Using the powerful Dark Energy Camera in Chile, researchers have spotted 23 young galaxies as they appeared 800 million years after the Big Bang, when the universe first began to transform from the darkness of its birth.
During this time, the universe underwent a process called re-ionization, in which the energetic radiation from the first galaxies and stars illuminated their surroundings, to effectively ‘burn off the fog’ obscuring young galaxies. ... read more

 
1 August 2017 in Science &Technology, Views: 73
Source: Daily Mail
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