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7.26
Relative levels of atomic structures in the universe
 
  Similar to all other levels of matter, the simplest and strongest structures of Atoms are also the most common. It is estimated that 99%of all atomic matter in the universe is made up of just 2 elements- Hydrogen and Helium.  
  For every 10,000 atoms of Hydrogen in the Universe, it is estimated there are 500 Helium atoms and just 1 of all other elements. The nine most common elements in the Universe in order are:  
 
Hydrogen 40,000
Helium 3,100
Carbon 3.5
Nitrogen 6.6
Oxygen 22
Neon 8.6
Magnesium 0.9
Silicon 1
Sulphur 0.38
Iron 0.6
 
     
     
     
 
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