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

=

Solar System Model Table

Rings
Moons
Stars & Galaxies

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

Model scale: 1 : 40,941,200

REAL DISTANCES		PLANETS	MODEL DISTANCES
Diameter	Orbit Radius		Diameter	Orbit Radius
average	average		average	average
km	km		cm	km
1,392,000		Sun	3,400
4,879	57,910,000	Mercury	11.92	1.414
12,100	108,200,000	Venus	29.55	2.643
12,740	149,600,000	Earth	31.12	3.654
6,779	227,900,000	Mars	16.56	5.567
950.0	413,800,000	Ceres Asteroid Belt	2.320	10.11
139,800	778,600,000	Jupiter	341.5	19.02
116,500	1,433,000,000	Saturn	284.6	35.00
50,720	2,877,000,000	Uranus	123.9	70.27
49,250	4,503,000,000	Neptune	120.3	110.0
2,372	5,874,000,000	Pluto Kuiper Belt	5.794	143.5

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 : 40,941,200

Map not shown.