----------  *ATOMS*  ----------

Relative Number of Atoms of Various Elements
      in the Universe (Phosphorus = 1)


Substance         Symbol     Rel. Number
                              of Atoms

Hydrogen            H          4000000
Helium              He          310000
Oxygen              O             2150
Neon                Ne             860
Nitrogen            Ni             660
Carbon              C              350
Silicon             Si             100
Magnesium           Mg              91
Iron                Fe              60
Sulfur              Su              38
Argon               Ar              15
Aluminum            Al              10
Calcium             Ca               5
Sodium              Na               4
Nickel              Ni               3
Phosphorus          K                1

     Source--Asimov, Isaac.  Jupiter.
             Ace Books, 1975, page 204.