Description:
Universe
The universe is approximately 13.7 billion years old and was born with the Big Bang, when time, space, and energy appeared. At the bang, it began to expand very rapidly and continues to expand today. In the observable part of the universe, which we can reach with current technology, we have discovered millions of galaxies consisting of billions of stars, which shows how magnificent the universe is ... https://www.gore-ljudje.si/Objavljalci/author/janez-pikon ...
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Video length: 1:47:24