diff --git a/NewHorizons/Schemas/body_schema.json b/NewHorizons/Schemas/body_schema.json
index 62a2069c..bb897a04 100644
--- a/NewHorizons/Schemas/body_schema.json
+++ b/NewHorizons/Schemas/body_schema.json
@@ -573,6 +573,10 @@
           "description": "Optional. You can force this planet's gravity to be felt over other gravity/zero-gravity sources by increasing this number.",
           "format": "int32",
           "default": 0
+        },
+        "addPhysics": {
+          "type": "boolean",
+          "description": "Apply physics to this planet when you bump into it. Will have a spherical collider the size of surfaceSize. \nFor custom colliders they have to all be convex and you can leave surface size as 0.\nThis is meant for stuff like satellites which are relatively simple and can be de-orbited.\nIf you are using an orbit line but a tracking line, it will be removed when the planet is bumped in to."
         }
       }
     },