Движение картинки по окружности

from tkinter import *
from math import sin, cos
 
root = Tk()
 
W = root.winfo_screenwidth()
H = root.winfo_screenheight()
cX, cY = W/2, H/2
 
root.attributes('-fullscreen', True)
root.resizable(width=False, height=False)
 
c = Canvas(root, width=W, height=H, bg='#000000')
c.pack()
 
def esc(event):
    root.destroy()
root.bind('<Escape>', esc)
 
def drawEarth():
    EarthPhoto = PhotoImage(file='Earth2.gif')
    Earth = Label(root, image=EarthPhoto, borderwidth=0)
    EarthXs = []
    EarthYs = []
    e = 0
    
    for i in range(420):
        EarthX = cX + round(200*sin(e))
        EarthY = cY - round(200*cos(e))
        EarthXs.append(EarthX)
        EarthYs.append(EarthY)
        e += 0.015
    a = 0
    Earth.place(x=EarthXs[a], y=EarthYs[a])
    for i in range(420):
        dx = int(EarthXs[a]-EarthXs[a-1])
        dy = int(EarthYs[a]-EarthYs[a-1])
        c.move(Earth, dx, dy)
        a += 1
    
    del a
 
def main():
    drawEarth()
    root.mainloop()
 
main()

from tkinter import *
from math import sin, cos
import random
 
root = Tk()
 
W = root.winfo_screenwidth()
H = root.winfo_screenheight()
cX, cY = W/2, H/2
 
root.attributes('-fullscreen', True)
root.resizable(width=False, height=False)
 
c = Canvas(root, width=W, height=H, bg='#000000')
c.pack()
 
def esc(event):
    root.destroy()
root.bind('<Escape>', esc)
 
EarthPhoto = PhotoImage(file='test.gif')
Earth = c.create_image(50, 10, image=EarthPhoto, anchor=NW)
x = 0
y = 0
def drawEarth():
    global c
    global x
    global y
  
    c.move(Earth, sin(-5), cos(5))
    coordinates = c.coords(Earth)
 
    x = coordinates[0]
    y = coordinates[1]
 
    root.after(15, drawEarth)
 
 
def main():
    drawEarth()
    root.mainloop()
 
main()