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28 nov 801250000 av. J.-C. - 300,000 Years after Big Bang
Description:
The universe consists of about 75% hydrogen and 25% helium.
Ajouté au bande de temps:
30 nov. 2018
0
0
386
Universe Creation Timeline
Date:
28 nov 801250000 av. J.-C.
Maintenaint
~ Il y a 5883516 ans