Coaxial Cable

Cable Type	Inner Radius [mm]	Outer Radius [mm]
RG-58/U (50W)	0.47	1.40
RG-58/AU (53.5W)	0.47	1.45
RG-8/U (50W)	1.37	3.62
RG-59/U (75W)	0.41	1.84
RG-11/U (75W)	0.81	3.56
RG-174/U (50W)	0.24	0.76

Atomic Distances

Item	Distance [m]
Bohr radius (nucleus to electron)	5.29E-11
Electron radius (Compton)	2.8179E-15
Proton radius (from charge rotation)	2.8E-16
Neutron radius (from charge rotation)	4.7E-16

Planetary Distances

Item	Distance from Sun [m]	Radius [m]
Mercury	57.9E+9	2.439E+6
Venus	108E+9	6.052E+6
Earth	150E+9	6.378E+6
Mars	228E+9	3.397E+6
Jupiter	778E+9	71.398E+6
Saturn	1430E+9	60.0E+6
Uranus	2870E+9	25.4E+6
Neptune	4500E+9	24.3E+6
Pluto	5910E+9	2.5E+6

Celestial Distances

Item	Distance [m]
Radius of the Moon	1.74E+6
Earth to Moon distance	3.84E+8
Radius of the Sun	6.96E+8
Earth to Sun distance	1.50E+11
Nearest star (Proxima Centauri)	4.0E+16
Nearest star visible to naked eye	4.1E+16
Diameter of Milky Way Galaxy	9E+20
Thickness of Milky Way Galaxy	3E+19
Furthest object visible to naked eye	2E+22
(Andromeda Galaxy)

 

Notes:

Sources:  http://www.belden.com, http://www.colemancable.com, various.