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 : 27,678,400

REAL DISTANCES		PLANETS	MODEL DISTANCES
Diameter	Orbit Radius		Diameter	Orbit Radius
average	average		average	average
mi	mi		in	mi
864,900		Sun	1,980
3,032	35,980,000	Mercury	6.940	1.300
7,519	67,230,000	Venus	17.21	2.429
7,916	92,960,000	Earth	18.12	3.358
4,212	141,600,000	Mars	9.643	5.116
590.3	257,100,000	Ceres Asteroid Belt	1.351	9.290
86,870	483,800,000	Jupiter	198.9	17.48
72,390	890,400,000	Saturn	165.7	32.17
31,520	1,788,000,000	Uranus	72.14	64.59
30,600	2,798,000,000	Neptune	70.05	101.1
1,474	3,650,000,000	Pluto Kuiper Belt	3.374	131.9

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 : 27,678,400

Map not shown.