diff --git a/scenes/sun_earth_moon.py b/scenes/sun_earth_moon.py
index 8069a905ea857f576cc7e3d3b9c48f64725d129f..0b1edfdfd29bad22275da12644582fb8fbe8be50 100644
--- a/scenes/sun_earth_moon.py
+++ b/scenes/sun_earth_moon.py
@@ -43,7 +43,7 @@ if __name__ == '__main__':
     # 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-
     # position=(0, 0, 0) 的位置是站在地球视角，可以观看月相变化的过程
-    ursina_run(bodies, SECONDS_PER_DAY, position=(0, 0, 0), save_as_json="../data/sun_earth_moon.json")
+    ursina_run(bodies, SECONDS_PER_DAY, position=(0, 0, 0))
 
     # 使用 mayavi 查看的运行效果
     # mayavi_run(bodies, SECONDS_PER_HALF_DAY / 2, view_azimuth=-45)
diff --git a/simulators/ursina_simulator.py b/simulators/ursina_simulator.py
index 7cdf209f45feca36828d67bef51b224d05cf416a..6cbd0c1759fbf9c4fb63d77f38dd10bacd4a0cd8 100644
--- a/simulators/ursina_simulator.py
+++ b/simulators/ursina_simulator.py
@@ -8,7 +8,7 @@
 # ==============================================================================
 # pip install -i http://pypi.douban.com/simple/ --trusted-host=pypi.douban.com ursina
 from ursina import Ursina, window, Entity, Grid, Mesh, camera, Text, application, color, mouse, Vec2, Vec3, \
-    load_texture, held_keys, distance
+    load_texture, held_keys, distance, Audio
 from ursina.prefabs.first_person_controller import FirstPersonController
 import itertools
 from simulators.ursina.ursina_event import UrsinaEvent
@@ -32,6 +32,7 @@ class WorldGrid(Entity):
     """
     创建一个宇宙网格对象
     """
+
     def __init__(self):
         super().__init__()
         s = 100
@@ -57,7 +58,6 @@ class UrsinaSimulator(Simulator):
         # self.app = Ursina(window_title='GPU模拟',
         #              window_kwargs={'vsync': True, 'fullscreen': False, 'borderless': False, 'show_ursina_splash': True,
         #                             'high_resolution': True})
-
         self.ursina_views = []
         window.color = color.black
 
@@ -275,6 +275,7 @@ class UrsinaSimulator(Simulator):
         EditorCamera(ignore_paused=True)
         # 防止打开中文输入法
         # self.switch_to_english_input_method()
+        audio = Audio('../sounds/universe_04.mp3', pitch=1, loop=True, autoplay=True)
         self.app.run()
 
 
diff --git a/sounds/universe_01.mp3 b/sounds/universe_01.mp3
new file mode 100644
index 0000000000000000000000000000000000000000..3cbe884cbdeb2cb73385924357ed3d91e740e52b
Binary files /dev/null and b/sounds/universe_01.mp3 differ
diff --git a/sounds/universe_02.mp3 b/sounds/universe_02.mp3
new file mode 100644
index 0000000000000000000000000000000000000000..67a55a4bfbeedac8d76494e1c822e9bb407fcd50
Binary files /dev/null and b/sounds/universe_02.mp3 differ
diff --git a/sounds/universe_03.mp3 b/sounds/universe_03.mp3
new file mode 100644
index 0000000000000000000000000000000000000000..4972b64af5b70465eb2a8712cc8a1cfa1fe11c39
Binary files /dev/null and b/sounds/universe_03.mp3 differ
diff --git a/sounds/universe_04.mp3 b/sounds/universe_04.mp3
new file mode 100644
index 0000000000000000000000000000000000000000..de02aed6fb1940613d0bdf782519a7d95ec37657
Binary files /dev/null and b/sounds/universe_04.mp3 differ