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 :

or

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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 : 5,000,000,000

REAL DISTANCES		PLANETS	MODEL DISTANCES
Diameter	Orbit Radius		Diameter	Orbit Radius
average	average		average	average
km	km		cm	m
1,392,000		Sun	27.84
4,879	57,910,000	Mercury	0.09758	11.58
12,100	108,200,000	Venus	0.2420	21.64
12,740	149,600,000	Earth	0.2548	29.92
6,779	227,900,000	Mars	0.1356	45.58
950.0	413,800,000	Ceres Asteroid Belt	0.01900	82.76
139,800	778,600,000	Jupiter	2.796	155.7
116,500	1,433,000,000	Saturn	2.330	286.6
50,720	2,877,000,000	Uranus	1.014	575.4
49,250	4,503,000,000	Neptune	0.9850	900.6
2,372	5,874,000,000	Pluto Kuiper Belt	0.04744	1,175

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 : 5,000,000,000

Map not shown.