diff --git a/Assets/Prefabs/P_Explosion.prefab b/Assets/Prefabs/P_Explosion.prefab
index d861656..fb2fc0b 100644
--- a/Assets/Prefabs/P_Explosion.prefab
+++ b/Assets/Prefabs/P_Explosion.prefab
@@ -36,7 +36,7 @@ ParticleSystem:
   m_PrefabInternal: {fileID: 100100000}
   m_GameObject: {fileID: 120238}
   serializedVersion: 2
-  lengthInSec: 3
+  lengthInSec: 0.75
   startDelay:
     scalar: 0
     maxCurve:
@@ -83,7 +83,7 @@ ParticleSystem:
     serializedVersion: 2
     enabled: 1
     startLifetime:
-      scalar: 3
+      scalar: 0.75
       maxCurve:
         serializedVersion: 2
         m_Curve:
@@ -237,7 +237,7 @@ ParticleSystem:
         rgba: 4294967295
       minMaxState: 0
     startSize:
-      scalar: 1
+      scalar: 0.5
       maxCurve:
         serializedVersion: 2
         m_Curve:
@@ -359,7 +359,7 @@ ParticleSystem:
     length: 5
     boxX: 1
     boxY: 1
-    boxZ: 35.55
+    boxZ: 1
     arc: 360
     placementMode: 0
     m_Mesh: {fileID: 0}
diff --git a/Assets/Scripts/Astronaut.cs b/Assets/Scripts/Astronaut.cs
index 89de1c7..0eb37b1 100644
--- a/Assets/Scripts/Astronaut.cs
+++ b/Assets/Scripts/Astronaut.cs
@@ -61,13 +61,23 @@ public class Astronaut : MonoBehaviour {
 
 	private float theta = 0;
 	private float height = 0;
-	private float vSpeed = 0;
+	public float vSpeed = 0;
 	private bool grounded = false;
 
 	private float walkTime = 0;
 	private int nextStep = 1;
 
-	// Use this for initialization
+    public float GetTheta()
+    {
+        return theta;
+    }
+
+    public bool IsGrounded()
+    {
+        return grounded;
+    }
+
+    // Use this for initialization
     void Start()
     {
         _astronautAnimator = GetComponent<AstronautAnimator>();
@@ -142,9 +152,10 @@ public class Astronaut : MonoBehaviour {
 			if (State == AstronautState.Jumping)
 				State = AstronautState.Idle;
 
-			vSpeed = 0f;
+			if (State < AstronautState.Ejecting) vSpeed = 0f;
 		}
 
+
 		UpdatePosition();
 
 		//float x, y;
@@ -224,6 +235,7 @@ public class Astronaut : MonoBehaviour {
             //TODO arreter mouvement lateral
             State=AstronautState.Idle;
 	    }
+        
 	}
 
 	public void Jump()
diff --git a/Assets/Scripts/PlanetManager.cs b/Assets/Scripts/PlanetManager.cs
index 4d560f8..607a232 100644
--- a/Assets/Scripts/PlanetManager.cs
+++ b/Assets/Scripts/PlanetManager.cs
@@ -33,6 +33,7 @@ public class PlanetManager : MonoBehaviour
             var obj = Instantiate(WedgePrefab, new Vector3(0.0f,0.0f, 0.0f), Quaternion.Euler(0, 0, debutAngleTheta));
             obj.name = "wedge_" + i;
             w.sprite = GameObject.Find(obj.name);
+            w.gameObject = (GameObject)obj;
             wedges.Add(w);  //pushes at end.
         }
     }
@@ -99,9 +100,25 @@ public class PlanetManager : MonoBehaviour
         var v = wedges[indexOppose];
 
         v.offset = v.offset + CartierStepSize;
-        if (v.offset > CartierMaxRatio)
+        if (v.offset >= CartierMaxRatio)
+        {
             v.offset = CartierMaxRatio;
 
+
+            //checker si on éjecte des players
+            var players = FindObjectsOfType<Astronaut>();
+            foreach (var p in players)
+            {
+                if (v.tMax >= p.GetTheta() && p.GetTheta() >= v.tMin && p.IsGrounded())
+                {
+                    p.Eject();
+                }
+            }
+
+
+        }
+       
+
             v.sprite.transform.localScale = new Vector3(v.offset, v.offset, 1);
 
             // call fill gauge after every hit.
@@ -233,6 +250,6 @@ public class PlanetManager : MonoBehaviour
         public float tMax = 0;
 
         public GameObject sprite;         //sprite et collider 2D
-
+        public GameObject gameObject;    //wedge prefab avec collider
     }
 }
diff --git a/Assets/_Scenes/Main.unity b/Assets/_Scenes/Main.unity
index e7fa360..296f6ee 100644
--- a/Assets/_Scenes/Main.unity
+++ b/Assets/_Scenes/Main.unity
@@ -104,48 +104,6 @@ MonoBehaviour:
   WalkAnimSpeed: 0
   WalkAnimAngle: 0
   EjectSpinSpeed: 0
---- !u!1001 &595727044
-Prefab:
-  m_ObjectHideFlags: 0
-  serializedVersion: 2
-  m_Modification:
-    m_TransformParent: {fileID: 0}
-    m_Modifications:
-    - target: {fileID: 494682, guid: cc1a204562630cd40a1dd685b5ed8e6e, type: 2}
-      propertyPath: m_LocalPosition.x
-      value: 8.22
-      objectReference: {fileID: 0}
-    - target: {fileID: 494682, guid: cc1a204562630cd40a1dd685b5ed8e6e, type: 2}
-      propertyPath: m_LocalPosition.y
-      value: 1.36
-      objectReference: {fileID: 0}
-    - target: {fileID: 494682, guid: cc1a204562630cd40a1dd685b5ed8e6e, type: 2}
-      propertyPath: m_LocalPosition.z
-      value: 0
-      objectReference: {fileID: 0}
-    - target: {fileID: 494682, guid: cc1a204562630cd40a1dd685b5ed8e6e, type: 2}
-      propertyPath: m_LocalRotation.x
-      value: 0
-      objectReference: {fileID: 0}
-    - target: {fileID: 494682, guid: cc1a204562630cd40a1dd685b5ed8e6e, type: 2}
-      propertyPath: m_LocalRotation.y
-      value: 0
-      objectReference: {fileID: 0}
-    - target: {fileID: 494682, guid: cc1a204562630cd40a1dd685b5ed8e6e, type: 2}
-      propertyPath: m_LocalRotation.z
-      value: 0
-      objectReference: {fileID: 0}
-    - target: {fileID: 494682, guid: cc1a204562630cd40a1dd685b5ed8e6e, type: 2}
-      propertyPath: m_LocalRotation.w
-      value: 1
-      objectReference: {fileID: 0}
-    - target: {fileID: 494682, guid: cc1a204562630cd40a1dd685b5ed8e6e, type: 2}
-      propertyPath: m_RootOrder
-      value: 6
-      objectReference: {fileID: 0}
-    m_RemovedComponents: []
-  m_ParentPrefab: {fileID: 100100000, guid: cc1a204562630cd40a1dd685b5ed8e6e, type: 2}
-  m_IsPrefabParent: 0
 --- !u!114 &1027139440 stripped
 MonoBehaviour:
   m_PrefabParentObject: {fileID: 11471614, guid: 198e988adacced646a19f757f6237ae1,
@@ -367,6 +325,10 @@ Prefab:
       propertyPath: SpriteWalk
       value: 
       objectReference: {fileID: 1106066633}
+    - target: {fileID: 11494368, guid: acd71c7b2f995984d9033c9dc4e257dc, type: 2}
+      propertyPath: EjectSpeed
+      value: 50
+      objectReference: {fileID: 0}
     m_RemovedComponents: []
   m_ParentPrefab: {fileID: 100100000, guid: acd71c7b2f995984d9033c9dc4e257dc, type: 2}
   m_IsPrefabParent: 0