diff --git a/sim_scenes/featured/the_lost_planet.py b/sim_scenes/featured/the_lost_planet.py
index fdbca3b6f0d5311f1f48a8c2ec4c81d2d4244252..b0b251af68a4287c7ccff490ba7134e84d0ba1e2 100644
--- a/sim_scenes/featured/the_lost_planet.py
+++ b/sim_scenes/featured/the_lost_planet.py
@@ -42,6 +42,7 @@ class TheLostPlanetSim(UniverseSimScenes):
         self.saturn = Saturn(size_scale=0.68e3, distance_scale=0.74)
         self.uranus = Uranus(size_scale=0.8e3, distance_scale=0.43)
         self.neptune = Neptune(size_scale=1e3, distance_scale=0.29)
+        self.pluto = Pluto(size_scale=0.5e4, distance_scale=0.238)
         # self.ship = ScifiGunship(name="飞船", mass=1e30, color=(111, 140, 255),
         #                          init_position=self.mars.init_position,
         #                          init_velocity=[0, 0, 0],
@@ -63,6 +64,7 @@ class TheLostPlanetSim(UniverseSimScenes):
             self.saturn,  # 土星放大 680 倍
             self.uranus,  # 天王星放大 800 倍
             self.neptune,  # 海王星放大 1000 倍
+            self.pluto
         ]
         self.asteroids = []
         # 水星 0.4AU
@@ -261,7 +263,7 @@ class TheLostPlanetSim(UniverseSimScenes):
 
         for body_name in ["earth", "mars", "venus", "mercury",
                           "jupiter", "saturn",
-                          "uranus", "neptune"]:
+                          "uranus", "neptune", "pluto"]:
             def fun(name):
                 body = getattr(self, name)
 
@@ -317,7 +319,8 @@ class TheLostPlanetSim(UniverseSimScenes):
             # (self.asteroid_fade_out, 900, 1),
             # 第4波行星
             (self.camera_back_2, 900, -1),
-            (self.neptune_orbit_the_sun, 9000, 1),
+            (self.neptune_orbit_the_sun, 100, 1),
+            (self.pluto_orbit_the_sun, 9000, 1),
 
             (lambda: exit(0), -1, -1)
         ]