Particle type

Mass $m_0$ (kg)

Density (kg/m³)

Classical Radius (meters)

$r_{Loc}$ in steady-state universe $H_0=2.2\times {10}^{-18}\text{s}$ (meters)

Mass quantum ${\overline{m}}_H\equiv \frac{\text{π}\hslash H_0}{c^2}$

$5.1\times {10}^{-68}$

-

-

$1.4\times {10}^{26}$

“Dark matter particle” see text

$3\times {10}^{-58}$

-

-

(200,000 LY) $\text{1}\text{.9}\times {\text{10}}^{\text{21}}$

Hydrogen atom

$1.67\times {10}^{-27}$

-

-

750,000

Higgs boson

$2.2\times {10}^{-25}$

-

-

65,000

Mass for $r_{loc}=1$ cm (Lead)

$9.5\times {10}^{-12}$

11,340

$5.8\times {10}^{-7}$

0.01

1 kg water

1

1000

0.062

$3.08\times {10}^{-8}$

Total mass of universe

$1.99\times {10}^{30}$

$3\times {10}^{-28}$

$7.0\times {10}^8$

$2.2\times {10}^{-23}$