G = 6.67259 x 10-8  (Gravitational Constant)
         a = 7.566E-15    (a = 8π
         c = 2.9979E+10    (Speed of Light)
         K = 1.3807E-16   (Boltzmann's constant)
         σ = 5.67E-05       (
         e = 4.80326E-10 esu    (Electron Charge)   
         h/2π=1.0546E-27 erg s (Plank's constant)
         h = 6.6261E-27         
         eV =1.60217733E-12   (electron volt)
         R = 8.314510E+07     (gas constant)
         a0 = 5.29177249E-09 (B radius)
         Me = 9.1093897E-28  (Mass of Electron)
         Mh = 1.6726231E-24  (Mass of Proton)
         M = 1.989E+33    (Mass of Sun)
         R = 6.9599E+10   (Radius of Sun)
         L = 3.826E+23    (Luminosity of Sun)
       T = 5770 ℉        (Temperature of Sun)   
       Mearth = 5.974E+27  (Earth Mass)
       Rearth = 6.378E+08  (Earth Radius)
       ly = 9.4605E+17     (light year)
       ps = 3.0857E+18     (p second)
       1AU = 1.4960E+13    
       Jy = 10E-23