diff --git a/sim_scenes/solar_system/sun_earth_jupiter.py b/sim_scenes/solar_system/sun_earth_jupiter.py
index 55758c1f67bf6e1a8c05676840da343736333a33..ebb01f449ae05ad4b18327d77e85c58fdb580e68 100644
--- a/sim_scenes/solar_system/sun_earth_jupiter.py
+++ b/sim_scenes/solar_system/sun_earth_jupiter.py
@@ -7,7 +7,7 @@
 # python_version  :3.8
 # ==============================================================================
 from bodies import Sun, Earth, Jupiter
-from common.consts import SECONDS_PER_WEEK, AU
+from common.consts import SECONDS_PER_YEAR,SECONDS_PER_MONTH, AU
 from sim_scenes.func import mayavi_run, ursina_run
 
 if __name__ == '__main__':
@@ -26,4 +26,4 @@ if __name__ == '__main__':
     # 使用 ursina 查看的运行效果
     # 常用快捷键： P：运行和暂停  O：重新开始  I：显示天体轨迹
     # position = 左-右+、上+下-、前+后-
-    ursina_run(bodies, SECONDS_PER_WEEK, position=(0, AU, -4 * AU), show_trail=True)
+    ursina_run(bodies, SECONDS_PER_MONTH, position=(0, AU, -4 * AU), show_trail=True)