diff --git a/README.md b/README.md
index a78a146..8d38ecc 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,6 @@ Multiplayer VR Spaceship and Rock shooter, focus on support for GearVR but will
 
 ![screenshot](/../master/vr_screenshot_01.jpg?raw=true) 
 
-Uses spherical angular motion physics for all objects.
+Uses spherical angular motion physics for all objects. Player's VR head is located at the center of a sphere and all objects orbit around.
 
 ![screenshot](/../master/sphere.jpg?raw=true)