diff --git a/simulators/ursina/ursina_ui.py b/simulators/ursina/ursina_ui.py
index b25a384096c5020ad03e0f32afb748e6e6b08ba8..5231a42ff095bd834b536b83dcda424a9c086e3e 100644
--- a/simulators/ursina/ursina_ui.py
+++ b/simulators/ursina/ursina_ui.py
@@ -29,8 +29,8 @@ class UrsinaUI:
 
         application.time_scale = 0.5
         self.slider_body_spin_factor = UiSlider(text='自转速度', min=0.01, max=30, default=1)
-        self.slider_body_size_factor = UiSlider(text='天体缩放', min=0.01, max=10, default=1)
-        self.slider_run_speed_factor = UiSlider(text="运行速度", min=0.01, max=800, default=1)
+        self.slider_body_size_factor = UiSlider(text='天体缩放', min=0.1, max=100, default=1)
+        self.slider_run_speed_factor = UiSlider(text="运行速度", min=0.01, max=80, default=1)
         self.slider_control_speed_factor = UiSlider(text="控制速度", min=0.01, max=30, default=application.time_scale)
         self.slider_trail_length = UiSlider(text="拖尾长度", min=30, max=500, default=UrsinaConfig.trail_length)