diff --git a/configs/planet.json b/configs/planet.json
index 28192dc..f34e878 100644
--- a/configs/planet.json
+++ b/configs/planet.json
@@ -3,7 +3,10 @@
         "description": "",
         "planets": {
             "smearth": {
-                
+                "description": "",
+                "gravity": 9.81,
+                "radius": 63710000,
+                "map_color": [103, 157, 255]
             }
         }
     }
diff --git a/docs/configes sample/planet.json b/docs/configes sample/planet.json
new file mode 100644
index 0000000..2f9ea54
--- /dev/null
+++ b/docs/configes sample/planet.json	
@@ -0,0 +1,13 @@
+{
+    "System name": {
+        "description": "xxx",
+        "planets": {
+            "planets xxx": {
+                "description": "xxx",
+                "gravity": "x.xx N/kg",
+                "radius": "xxx m",
+                "map_color": ["R", "G", "B"]
+            }
+        }
+    }
+}
\ No newline at end of file