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Planet facts

Some facts about the planets in our solar system.


npm install --save planet-facts


const planets = require('planet-facts')
console.log(`The volume of the Earth is ${}`)


The following properties are exposed.

Property Planet name
mercury Mercury
venus Venus
earth Earth
mars Mars
jupiter Jupiter
saturn Saturn
uranus Uranus
neptune Neptune
pluto Pluto (included for historical reasons)

Each planet has the following properties.

Property Unit Description
density kg/m³ Density of the planet
radius m Equatorial radius of the planet
volume Volume of the planet
mass kg Mass of the planet