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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
=
  • Mercury
  • Venus
  • Earth
  • Mars
  • Ceres - Asteroid Belt
  • Jupiter
  • Saturn
  • Uranus
  • Neptune
  • Pluto - Kuiper Belt
  • Eris - Scattered Disk
  • Planet9 - Distant Detached Objects

Solar System Model Table

  • Rings
  • Moons
  • Stars & Galaxies
  • US units (mi/ft/in)
  • Min & Max distances
  • Astronomical Units
  • Light travel times
Model scale:  1 : 509,600,000
REAL DISTANCES PLANETS MODEL DISTANCES
Diameter Orbit Radius   Diameter Orbit Radius
average average   average average
km km   cm km
1,392,000   Sun 273.2  
4,879 57,910,000 Mercury 0.9574 0.1136
12,100 108,200,000 Venus 2.374 0.2123
12,740 149,600,000 Earth 2.500 0.2936
6,779 227,900,000 Mars 1.330 0.4472
950.0 413,800,000 Ceres
Asteroid Belt		 0.1864 0.8120
139,800 778,600,000 Jupiter 27.43 1.528
116,500 1,433,000,000 Saturn 22.86 2.812
50,720 2,877,000,000 Uranus 9.953 5.646
49,250 4,503,000,000 Neptune 9.664 8.836
2,372 5,874,000,000 Pluto
Kuiper Belt		 0.4655 11.53
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 : 509,600,000
Map not shown.