rho = 1.66e-20 kg/m^3
dM/dt = 1877415769.78526 kg/s = 2.96233679482877e-14 M_S/yr
dt = 1.420092e+17 s = 4.5 10^9 yr
dM = 2.66610311534589e+26 kg = 0.000133305155767295 M_S