added small asteroids

main.py

@@ -58,7 +58,7 @@ class Game(arcade.Window):
         y = random.randint(int(self.player_sprite.center_y - CIRCLE), int(self.player_sprite.center_y + CIRCLE))
         if ((x - self.player_sprite.center_x) ** 2 + (y - self.player_sprite.center_y) ** 2) < (DISTANCE) ** 2:
             return
-        asteroid_sprite = arcade.Sprite("images/big_asteroid.png", SPRITE_SCALING)
+        asteroid_sprite = arcade.Sprite(random.choice(["images/big_asteroid.png"] * 3 + ["images/small_asteroid.png"] * 7), SPRITE_SCALING)
         asteroid_sprite.set_position(x,y)
         asteroid_sprite.change_x = random.randint(-AS_SPEED, AS_SPEED) / 1000
         asteroid_sprite.change_y = random.randint(-AS_SPEED, AS_SPEED) / 1000
@@ -98,7 +98,7 @@ class Game(arcade.Window):
     def update(self, delta_time):
         self.player_list.update()
         self.time += 1
-        if self.time % 100 == 0:
+        if self.time % 50 == 0:
             self.asteroid()
         
         '''for asteroid in self.asteroid_list: