Solar System Scale Model Calculator

Solar System Model Inputs

Calculate the scaled planet diameters and planet-sun distances for a solar system model.
Enter scale or diameter or distance, select to show table and/or map below, select options, then press Calculate.
Examples: Scale 1 : 100000000 or Sun Diameter = 10 cm or Neptune Distance from Sun = 1000 ft.

Model scale: 1 :

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Solar System Model Table

Rings
Moons
Stars & Galaxies

US units (mi/ft/in)
Min & Max distances
Astronomical Units
Light travel times

Model scale: 1 : 7,404,260

REAL DISTANCES		PLANETS	MODEL DISTANCES
Diameter	Orbit Radius		Diameter	Orbit Radius
average	average		average	average
km	km		cm	km
1,392,000		Sun	18,800
4,879	57,910,000	Mercury	65.89	7.821
12,100	108,200,000	Venus	163.4	14.61
12,740	149,600,000	Earth	172.1	20.20
6,779	227,900,000	Mars	91.56	30.78
950.0	413,800,000	Ceres Asteroid Belt	12.83	55.89
139,800	778,600,000	Jupiter	1,888	105.2
116,500	1,433,000,000	Saturn	1,573	193.5
50,720	2,877,000,000	Uranus	685.0	388.6
49,250	4,503,000,000	Neptune	665.2	608.2
2,372	5,874,000,000	Pluto Kuiper Belt	32.04	793.3

Orbits of objects beyond Neptune are highly eccentric ellipses, not circles.

Solar System Model Map

Latitude:

Longitude:

You may right-click (or equivalent gesture) on the map to change latitude & longitude.

Model scale: 1 : 7,404,260

Map not shown.