# -----------------------------------------------------------------------------
# DEFINING CONSTANTS
# -----------------------------------------------------------------------------

export Body, Sun, Mercury, Venus, Earth, Moon, Mars
export Jupiter, Saturn, Uranus, Neptune, Pluto
export G, AU, init_STM, hour, day, year, second
export Pathlist

const Sun = Body(1.32712440018e11, 696000., "Electric", 10)
const Mercury = Body(2.2032e4, 2439., "heat", 1)
const Venus = Body(3.257e5, 6052., "turbid", 2)
const Earth = Body(3.986004415e5, 6378.1363, "Blues", 399)
const Moon = Body(4.902799e3, 1738., "Greys", 301)
const Mars = Body(4.305e4, 3397.2, "Reds", 4)
const Jupiter = Body(1.266865361e8, 71492., "solar", 5)
const Saturn = Body(3.794e7, 60268., "turbid", 6)
const Uranus = Body(5.794e6, 25559., "haline", 7)
const Neptune = Body(6.809e6, 24764., "ice", 8)
const Pluto = Body(9e2, 1151., "matter", 9)

const G = 6.67430e-20 #universal gravity parameter
const AU = 149597870.691 #km
const init_STM = vec(Matrix{Float64}(I,6,6))
const second = 1.
const hour = 3600.
const day = 86400.
const year = 365 * day

Pathlist = Vector{Vector{Vector{Float64}}}