diff --git a/android_game.py b/android_game.py
index bd4a4dd..f4325a1 100644
--- a/android_game.py
+++ b/android_game.py
@@ -15,23 +15,67 @@ player.hideturtle()
 player.color("#00FFFF")
 player.penup()
 player.goto(0,-250)
-player.emoji = "🚀"
+player.emoji = "^"
 player_speed = 20
 # === GAME VARIABLES ===
 game_active = True
 asteroides =[]
+
 # === FUNCTIONS ===
+
 def draw_player():
   player.clear()
   player.write(player.emoji, align="center",
-               font=("Arial",32, "normal"))
+            font=("Arial",32, "normal"))
 
+def move_left():
+  if not game_active:
+      return
+  x = player.xcor()
+  x -= player_speed
+  if x < -280:
+      x = -280
+  player.setx(x)
   draw_player()
-  screen.update()
-  turtle.done()
+
+def move_right():
+  if not game_active:
+      return
+  x = player.xcor()
+  x += player_speed
+  if x > 280:
+      x = 280
+  player.setx(x)
+  draw_player()
+
+
+def create_asteroid():
+    """Create a new asteroid with random size"""
+    asteroid = turtle.Turtle()
+    asteroid.hideturtle()
+    
+    asteroid.emoji = "🪨" # Rock emoji
+    asteroid.color = "#AA6644" # Brown color
+    asteroid.size = random.randint(20, 100)
+    
+    asteroid.penup()
+    x = random.randint(-280, 280)
+    y = 300
+    asteroid.goto(x, y)
+    
+    asteroid.speed = 5 - (asteroid.size / 25)
+    
+    asteroids.append(asteroid)
+    return asteroid
 
 # === TEST CODE ===
+
 # Uncomment this to test:
 # draw_player()
 # screen.update()
+
+screen.listen()
+screen.onkey(move_left, "Left")
+screen.onkey(move_right, "Right")
+
 # turtle.done()