diff --git a/README.md b/README.md
index ac7e4ce..00fcd79 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # OpenGL: Solar System Visualization
 
 This project was created for an assignment in the course 3d-graphics at Linnaeus University. The visualization is written using directly OpenGL APIs which are exposed by JOGL.
-The size of planets and their orbits is not to scale.
+The size of planets and their orbits is not to scale but the rotation and speed of planets is.
 
 Controls for using are