Location
Planet:
Earth, 3rd planet
Star System:
Sol System
Galaxy:
Milky Way (barred spiral)
Supercluster:
Virgo Supercluster, Laniakea
Cosmic Parameters
Cosmic age:
~8.08×10⁶⁰ t_p
Hubble parameter:
≈ 67.4 km s⁻¹ Mpc⁻¹
Universe Identifier
Fine-structure constant (α):
≈ 1/137.036
Gravitational constant (G):
6.674×10⁻¹¹ m³ kg⁻¹ s⁻²
Reduced Planck constant (ℏ):
1.054×10⁻³⁴ J·s
Cosmological constant (Λ):
≈ 1.11×10⁻⁵² m⁻²
Dark energy density (Ω_Λ):
≈ 0.6889
Matter density (Ω_m):
≈ 0.3111
Solar Motion
Galactic orbital velocity:
7.33×10⁻⁷ c
Galactic angular velocity:
2.57×10⁻¹⁸ t_p⁻¹
Planet Earth
Mass:
3.57×10⁵⁷ m_p
Radius:
1.96×10⁵² l_p
Orbital period:
5.61×10⁵⁰ t_p
Distance from star:
4.85×10⁵² l_p