diff --git a/sim_scenes/science/lagrangian_points_2.py b/sim_scenes/science/lagrangian_points_2.py
index 5a829ad285a50a144747e68a46b6173801269d26..6dcf214ff50f5701f18167d2a5f4c34b8685ea79 100644
--- a/sim_scenes/science/lagrangian_points_2.py
+++ b/sim_scenes/science/lagrangian_points_2.py
@@ -62,10 +62,12 @@ satelliteL5 = create_satellite(name=f'卫星L5', init_position=[-314457.28821574
 
 
 if __name__ == '__main__':
+    from ursina import camera
     def on_ready():
         # 运行前触发
         # 摄像机看向地球
         camera_look_at(earth)
+        camera.rotation_y = -90
 
 
     def on_timer_changed(time_data: TimeData):