diff --git a/html/images/space.svg b/html/images/space.svg
index 7d3fe75..d2ca691 100644
--- a/html/images/space.svg
+++ b/html/images/space.svg
@@ -257,6 +257,7 @@ const AngularVelocity = {};
 const Degrees = {};
 const Nodes = {};
 const CannonNodes = {};
+const GravityEffect = {}
 
 // Points = {
 //   "wall_1": "0,0 2,0 1,1",
@@ -794,10 +795,11 @@ const Move = (() => {
     update: ({ entity_id }, elapsed) => {
       const gravity = 0.1;
       // affectedByWalls & affectedByGravity toggles?
+      const isAffectedByGravity = GravityEffect[entity_id];
       const { x: px, y: py } = Position[entity_id];
       const { x: vx, y: vy } = Velocity[entity_id];
-      let { x: ax, y: ay } = Acceleration[entity_id];
-      ay += gravity;
+      const ax = Acceleration[entity_id].x;
+      const ay = isAffectedByGravity ? Acceleration[entity_id].y + gravity : Acceleration[entity_id].y;
 
       const vr = {
         x: Math.round(vx * 100 + ax * 100) / 100,
@@ -1058,6 +1060,7 @@ function init() {
     Degrees[entity_id] = s.degrees;
     Nodes[entity_id] = document.querySelector(`#${entity_id}`);
     CannonNodes[entity_id] = document.querySelector(`#${entity_id} .cannon`);
+    GravityEffect[entity_id] = true;
     // let node = document.querySelector(`#${entity_id}`);
     // node.style.transform = `translate(${s.position.x}px, ${s.position.y}px)`;
   }