VPython

from visual import *

OrangeB= sphere(pos= vector(-3,0,0), radius=0.25, color= color.orange)
WhiteB= sphere(pos= vector(3,3,0), radius=0.25, color= color.white)
CyanB=sphere(pos= vector(3,-3,0), radius=0.25, color= color.cyan)

arrow(pos= OrangeB.pos, axis= WhiteB.pos - OrangeB.pos, shaftwidth= .15)
arrow(pos= WhiteB.pos, axis= CyanB.pos - WhiteB.pos,shaftwidth= .15)
arrow(pos= CyanB.pos, axis= OrangeB.pos - CyanB.pos,shaftwidth= .15)