diff --git a/world/earth/README.md b/world/earth/README.md
index 2cc32ec..0428224 100644
--- a/world/earth/README.md
+++ b/world/earth/README.md
@@ -8,6 +8,14 @@ When users start this challenge, their environment will have:
 - `/challenge/earth`
 - `/challenge/planets.txt`
 - `/chalenge/.init`
+- `/challenge/planet_earth`
+- `/challenge/planet_jupiter`
+- `/challenge/planet_mars`
+- `/challenge/planet_mercury`
+- `/challenge/planet_neptune`
+- `/challenge/planet_saturn`
+- `/challenge/planet_uranus`
+- `/challenge/planet_venus`
 
 Symbolic links which are relative to the dojo root-directory are supported.