This page calculates the sizes of objects in a model solar system.
To determine a scale, enter a scaled size in only one of the boxes below. The size should be entered both as the number and its units of measurement, for example, if you want Jupiter to be 6 feet 6 inches in diameter, enter 6.5 feet or, alternately, 6 feet + 6 in (the plus sign is necessary) in the box for Jupiter's diameter.
You can use just about any length (usually in lowercase) in singular or plural, such as foot, feet, meter, meters, m, inch, inches, in, miles, yards, cm, mm, millimeters, centimeters, cm, micrometers, nanometers, nm, gigameters, Gm, rods, furlongs, kilometers, km, league, marathon, etc.
Alan Eliasen was born 20203 days, 10 hours, 13 minutes ago.