diff --git a/src/Main/options.cxx b/src/Main/options.cxx
index e2fdae1..7bcf2c6 100644
--- a/src/Main/options.cxx
+++ b/src/Main/options.cxx
@@ -133,6 +133,9 @@ void fgSetDefaults ()
     fgSetBool("/sim/startup/fullscreen", true);
     fgSetBool("/sim/menubar/visibility",false);
     
+    fgSetBool("/sim/rendering/photoscenery/enabled",true);  //打开卫星地景
+
+
 
 
     // Position (deliberately out of range)