Neutron stars | formation of neutron stars

     Neutron stars : if you want to know about how are neutron stars formed ? , how gravity affects the star? And many more about neutron star so this post for you. Read this post from start to end.


         Formation of neutron stars


Neutron stars are very tiny with almost 10 to 20 kilometers  diameter and very dense material in it. They are different from normal stars. Nearest neutron star away 400 light year from us. 
         Neutron star formation is very interesting to understand. Here every thing Beyond our imagination. here we see terrible from of gravitational force that even atoms and also the nucleous are destroyed.
         Initial state of neutron star  it is normal star ( you want to know about formation of star, visit at https://myinterestfirst.blogspot.com/2020/06/formation-of-stars-how-are-stars-formed.html) but its mass almost more than 1.4 time of our Sun. Gravitational force and Pressure of Plasma create balanced in star. In stars there are enough temperature to start nuclear fusion reaction. This reaction is exothermic so it produced more energy and getting more temperature.
        When all hydrogen of star are finished. It stop to create helium atoms and stop producing energy. In this situation there are unbalanced in pressure and its gravity so star try to shrink. To maintain this balance this star start fusion reaction by Helium and create more carbon atoms, again this process produce more energy and more temperature. In the star Core when neon and neon atoms add up and create silicon atoms it again produce more energy and getting more temperature . by it produce more temperature and more energy to balance to gravity. But when silicon and silicon add up and make iron atoms then there are not produce energy should temperature in core stay constant but gravitational force remain try to shrink star.
         The star shrinking by gravity and denser and den
ser.  And try to fuse Fe and Fe atom to create another atom to more energy to balance gravity but in this time repulsive force in this fusion reaction, it produce a big massive blast in the star. So the star throws all the outer heavier material (like oxygen, neon,  silicon and many more ) and big energy in space. It create a very high vibration in space. Reamaining star is so dense that matter inside it, unbrokable. The star size turns from  many times sun's size to a city of earth. 
     
  They have density of 10^17kg/m^3(the earth has a density of around  5*10^3kg/m^3). In the neutron star ,one teaspoon would weight a billions tons!it is because gravitational force at core is too high to crush atoms structure and all subatomic particles out from boundation of atoms. In core , it collapses so much that protons and electrons combine to from neutrons. Hence the name "neutron star". By conversation of angular momentum it's rotating rate increased when it's radius decreased . So the neutron star spin almost 1000 rotations per second so it create a strong magnetic field. 
       
Temperature inside in newly formed neutron star is from around 10^11 to 10^12 Kelvin. And the temperature of an isolated neutron star Falls with a fews years to around 10^6 Kelvin.
         All heavier atoms till iron their birth place is stars there blast supplies heavier elements from one place to another in space and also everything made by this heavier element. Thank you stars.

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