Added rocket code

main.py

@@ -4,9 +4,13 @@ from random import randint
 
 # Set up global variables
 screen_size = 400
-
+rocket_position=screen_size
 # The draw_rocket function goes here
-
+def draw_rocket():
+    global rocket_position
+    rocket_position=rocket_position-1
+    image(rocket,width/2,rocket_position,64,64)
+    
 
 
 # The draw_background function goes here
@@ -17,17 +21,17 @@ def setup():
     # Set up your animation here
     size(screen_size, screen_size)
     image_mode(CENTER)
-    global planet
+    global planet,rocket
     planet = load_image('planet.png')
-   
-
+    planet = load_image('rocket.png')
 def draw():
     # Things to do in every frame
-
+    draw_background()
+    draw_rocket()
     
 
 
 run()
  
  
- 
+