diff --git a/sim_scenes/solar_system/halley_comet_sim_02.py b/sim_scenes/solar_system/halley_comet_sim_02.py
index 904ce209a3b939a441cd56e3bf89e03bb8275498..a39b2576824deed27fc0cdedf3fae97bb988902b 100644
--- a/sim_scenes/solar_system/halley_comet_sim_02.py
+++ b/sim_scenes/solar_system/halley_comet_sim_02.py
@@ -52,7 +52,7 @@ class HalleyCometSim:
             self.saturn,  # 土星
             self.uranus,  # 天王星
             self.neptune,  # 海王星
-            self.pluto,  # 冥王星
+            # self.pluto,  # 冥王星
         ]
         # endregion
 
@@ -101,7 +101,7 @@ class HalleyCometSim:
             if isinstance(body, HalleComet):
                 continue
             print("create_orbit_line", body)
-            orbit_line = create_orbit_line(self.sun, body)
+            orbit_line = create_orbit_line(self.sun, body,rotation_x=70)
             orbit_line.body = body
             self.orbit_lines.append(orbit_line)
 
diff --git a/simulators/ursina/ursina_mesh.py b/simulators/ursina/ursina_mesh.py
index dc8c1172042748fd02f8c8be06e829cacaf27001..fa8865512bae87a6cb5b2ccefb5e68ad51edcb5e 100644
--- a/simulators/ursina/ursina_mesh.py
+++ b/simulators/ursina/ursina_mesh.py
@@ -253,6 +253,8 @@ def create_orbit_line(center_obj, orbiting_obj, thickness=5, line_color=None, al
     if rotation_z is not None:
         orbit_line.rotation_z = rotation_z
 
+    # orbit_line.look_at(orbiting_obj.planet, axis='back')
+
     def auto_adjust(adj_center_pos=True, adj_scale=True):
         adj_orbit_line_scale(center_obj, orbiting_obj, orbit_line, adj_center_pos, adj_scale)