Better physics system

core/src/mindustry/ai/types/FormationAI.java

@@ -73,7 +73,7 @@ public class FormationAI extends AIController implements FormationMember{
             //TODO return formation size
             //eturn ((Commanderc)unit).formation().
         }
-        return unit.hitSize * 1f;
+        return unit.hitSize * 0.65f;
     }
 
     @Override