diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..dbc0fce
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,6 @@
+[submodule "simgear"]
+	path = simgear
+	url = http://git.gitorious.org/fg/simgear.git
+[submodule "flightgear"]
+	path = flightgear
+	url = http://git.gitorious.org/fg/flightgear.git
diff --git a/flightgear b/flightgear
new file mode 160000
index 0000000..5deec69
--- /dev/null
+++ b/flightgear
@@ -0,0 +1 @@
+Subproject commit 5deec69e000d34bb93426ee3f14f4cb9731a3462
diff --git a/simgear b/simgear
new file mode 160000
index 0000000..1670f88
--- /dev/null
+++ b/simgear
@@ -0,0 +1 @@
+Subproject commit 1670f88e54fcb7842913f874f0f308f551df102f