Astronomy and Astrophysics
The Truth of Big Bang Explosion
We often think that,
from where we came? Who is the creator of the universe? And how it is
created? Actually the answer of all these questions is one, i.e. The Big Bang. The Big Bang theory is a cosmological model for the
early development of the universe. According to the theory, the Big Bang
occurred approximately 13.798 billion years ago, which is thus
considered the age of the universe.
According to this theory, initially our universe was concentrated into a small
ball infinite density or simple it is called ‘Singularity’. And suddenly it
burst off and started expanding to create our universe. Astronomers still don’t
know that from where this ball came and how did it created as everything before
it was destroyed in the explosion. As the universe became cool, the different
forces in physics and the subatomic particles began to form. Though simple
atomic nuclei formed within the first three minutes after the Big
Bang, thousands of years passed before the first electrically neutral
atoms formed. The majority of atoms that were produced by the Big Bang
are hydrogen, along with helium and traces of lithium.
Concept of singularity before Big Bang |
Gradually, stars were form by collapsing cloud of material made mostly
of hydrogen, with helium and tiny amounts of heavier elements.
Primordial stars were different than the stars we are seeing in the present
universe. They were hypergiant and supergiant stars. They generally die with a
supernova and leave behind many heavy elements like carbon which are building
block of the life on Earth.
All elements, for example Hydrogen, helium, Lithium, Carbon, Oxygen, Phosphorus, Sulphur, Potassium, Calcium, Ferrous (iron), Natrium (sodium) etc. were actually emit from the core of Big Bang and got spread in the whole universe.
VY Canis Majoris, a hypergiant star |
All elements, for example Hydrogen, helium, Lithium, Carbon, Oxygen, Phosphorus, Sulphur, Potassium, Calcium, Ferrous (iron), Natrium (sodium) etc. were actually emit from the core of Big Bang and got spread in the whole universe.
So, indirectly we can call the
big bang as our actual mother.
This universe may seem immortal but its not. There are various theories related to the end of universe. Check out here........
This universe may seem immortal but its not. There are various theories related to the end of universe. Check out here........
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-Ratnadeep Das Choudhury
Founder and Writer of The Dynamic Frequency
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