Woking (sort of)

src/Simulation.java

@@ -62,7 +62,7 @@ public class Simulation {
             }
             bodies = mergedBodies;
             */
-            Octree octree = new Octree(new Vector(AU), SECTION_SIZE);
+            Octree octree = new Octree(new Vector(0, 0, 0), SECTION_SIZE);
             for (Body body : bodies) {
                 octree.add(body);
             }
@@ -73,6 +73,7 @@ public class Simulation {
                 for (Body body : bodies) {
                     body.draw(cd);
                 }
+                octree.draw(cd);
                 cd.show();
             }
         }