diff --git a/sim_scenes/earth/earth_moon.py b/sim_scenes/earth/earth_moon.py
index 2c8c8dc8c483ce75cd10fda668c85f6a2c258748..791d6b2f5df8659e2326cdc086eb076831700ffe 100644
--- a/sim_scenes/earth/earth_moon.py
+++ b/sim_scenes/earth/earth_moon.py
@@ -1,6 +1,6 @@
 # -*- coding:utf-8 -*-
 # title           :地月场景模拟
-# description     :地月场景模拟
+# description     :地月场景模拟（月球对地球的扰动）
 # author          :Python超人
 # date            :2023-02-11
 # link            :https://gitcode.net/pythoncr/
@@ -13,7 +13,7 @@ from simulators.ursina.ursina_event import UrsinaEvent
 
 if __name__ == '__main__':
     """
-    地球、月球
+    月球对地球的扰动
     """
     OFFSETTING = 0
     # TODO: 可以抵消月球带动地球的力，保持地球在原地
diff --git a/sim_scenes/earth/earth_moon6.py b/sim_scenes/earth/earth_moon6.py
index ec76526801dbe33180e701c1994f98699949a189..3d69ea6ba74f11f1c5eb48da068372dc164688f3 100644
--- a/sim_scenes/earth/earth_moon6.py
+++ b/sim_scenes/earth/earth_moon6.py
@@ -8,8 +8,7 @@
 # ==============================================================================
 from bodies import Sun, Earth, Moon
 from common.consts import SECONDS_PER_HOUR, SECONDS_PER_HALF_DAY, SECONDS_PER_DAY
-from sim_scenes.func import mayavi_run, ursina_run
-from bodies.body import AU
+from sim_scenes.func import ursina_run
 
 if __name__ == '__main__':
     """
diff --git a/sim_scenes/earth/earth_satellites.py b/sim_scenes/earth/earth_satellites.py
index 19613ab42c366056cc92821bff074a6e73f375d7..3da6b7d80f2bd718619de4753b3b312d25933491 100644
--- a/sim_scenes/earth/earth_satellites.py
+++ b/sim_scenes/earth/earth_satellites.py
@@ -6,9 +6,9 @@
 # link            :https://gitcode.net/pythoncr/
 # python_version  :3.8
 # ==============================================================================
-from bodies import Moon, Earth, Body
+from bodies import Earth
 from objs import Satellite, Satellite2
-from common.consts import SECONDS_PER_HOUR, SECONDS_PER_HALF_DAY, SECONDS_PER_DAY, SECONDS_PER_WEEK, SECONDS_PER_MONTH
+from common.consts import SECONDS_PER_HOUR, SECONDS_PER_HALF_DAY, SECONDS_PER_DAY
 from sim_scenes.func import mayavi_run, ursina_run, camera_look_at
 from simulators.ursina.entities.body_timer import TimeData
 from simulators.ursina.ursina_config import UrsinaConfig
@@ -19,7 +19,8 @@ if __name__ == '__main__':
     地球和卫星模拟
     """
     # 地球在中心位置
-    earth = Earth(init_position=[0, 0, 0], size_scale=1, texture="earth_hd.jpg", init_velocity=[0, 0, 0])
+    earth = Earth(init_position=[0, 0, 0], init_velocity=[0, 0, 0],
+                  size_scale=1, texture="earth_hd.jpg")
 
     bodies = [earth]
     # 卫星位置和初始速度信息
@@ -32,7 +33,8 @@ if __name__ == '__main__':
         {"position": [0, 0, -10000], "velocity": [0, 6.3, 0]},
     ]
     for i, info in enumerate(satellite_infos):
-        satellite = Satellite(name=f'卫星{i + 1}', mass=4.4e10, size_scale=1e2, color=(255, 200, 0),
+        satellite = Satellite(name=f'卫星{i + 1}', mass=4.4e10,
+                              size_scale=1e2, color=(255, 200, 0),
                               init_position=info["position"],
                               init_velocity=info["velocity"])
         info["satellite"] = satellite