diff --git a/Assets/Scripts/Astronaut.cs b/Assets/Scripts/Astronaut.cs
index 4884ce0..82cd84c 100644
--- a/Assets/Scripts/Astronaut.cs
+++ b/Assets/Scripts/Astronaut.cs
@@ -7,7 +7,7 @@ public class Astronaut : MonoBehaviour {
     private AstronautAnimator _astronautAnimator;
 	public enum AstronautState
 	{
-		Idle, Walking, Jumping, Dashing, Ejecting, Dead
+		Idle, Walking, Jumping, Dashing, Stun, Ejecting, Dead
 	}
 
 	public GameObject Rotator;
@@ -93,6 +93,7 @@ public class Astronaut : MonoBehaviour {
 	    {
 	        planet = FindObjectOfType<PlanetManager>();
 	    }
+		planet.addPlayer();
 
 	    State = AstronautState.Idle;
 		theta = 0;
@@ -290,6 +291,8 @@ public class Astronaut : MonoBehaviour {
 		vSpeed = EjectSpeed;
 	    _astronautAnimator.Eject();
 		grounded = false;
+
+		planet.playerDeath(this);
 	}
 
     /// <summary>
@@ -297,7 +300,7 @@ public class Astronaut : MonoBehaviour {
     /// </summary>
     public void Stun()
     {
-        print("Stunned");
+		//TODO
     }
 
     public void OnGUI()
diff --git a/Assets/Scripts/PlanetManager.cs b/Assets/Scripts/PlanetManager.cs
index 59cdc7c..c5ee485 100644
--- a/Assets/Scripts/PlanetManager.cs
+++ b/Assets/Scripts/PlanetManager.cs
@@ -18,9 +18,11 @@ public class PlanetManager : MonoBehaviour
 	private float disbalance = 0f;
     public GameObject WedgePrefab = null;
     public List<Wedge> wedges = new List<Wedge>();
+	private int numPlayer;
 
     // Use this for initialization
     public void Awake () {
+		numPlayer = 0;
         TailleCartiersEnDegres =  360.0f / NbCartiers;
 		balanceValue = (CartierMaxRatio + CartierMinRatio) / 2; 
           
@@ -46,6 +48,11 @@ public class PlanetManager : MonoBehaviour
 		
 	}
 
+	public void addPlayer()
+	{
+		numPlayer++;
+	}
+
 	public void setColor(float val)
 	{
 		foreach (Wedge w in wedges) {
@@ -171,7 +178,7 @@ public class PlanetManager : MonoBehaviour
                     //si player sur la plateforme et grounded
                     if (w.tMax >= p.GetTheta() && p.GetTheta() >= w.tMin && p.IsGrounded())
                     {
-                        p.Eject();
+						p.Eject();
                     }
                 }
             }
@@ -179,6 +186,23 @@ public class PlanetManager : MonoBehaviour
         }
     }
 
+	public void playerDeath(Astronaut aPlayer)
+	{
+		numPlayer--;
+		//check if all players are dead
+		if (numPlayer < 2)
+		{
+			if (numPlayer < 1)
+			{
+				print("game is lost");
+			}
+			else
+			{
+				print("winner is you!");
+			}
+		}
+	}
+
     //public void PushWedge(float thetaPlayerX)
     //{
     //    var index = GetWedgeIndex(thetaPlayerX);
@@ -277,7 +301,6 @@ public class PlanetManager : MonoBehaviour
     /// <returns></returns>
     public Wedge GetWedgeFromTheta(float thetaPlayerX)
     {
-		print(GetWedgeIndex((thetaPlayerX)%360));
         return wedges[GetWedgeIndex((thetaPlayerX) % 360)];
     }