Other Densities
| Entity | ρ (kg/m3) | Notes |
|---|---|---|
| Interstellar medium | 10E-20 | Assuming 90% H, 10% He; variable T |
| The Earth | 5,515.3 | Mean density |
| The Inner Core of the Earth | 13,000 | Approx.; as listed in Earth |
| White dwarf star | 10E+8 | Approx. |
| Neutron star | 10E+17 | |
| Atomic nuclei | 2.3E+17 | Does not depend strongly on size of nucleus |
| Black hole | 4E+17 | Mean density inside the Schwarzschild radius of an Earth-mass black hole (theoretical) |
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