diff --git a/app/src/main/java/src/land/LandingController.java b/app/src/main/java/src/land/LandingController.java
new file mode 100644
index 00000000..4cf813ec
--- /dev/null
+++ b/app/src/main/java/src/land/LandingController.java
@@ -0,0 +1,19 @@
+package src.land;
+
+import src.peng.Vector2d;
+import src.univ.CelestialBody;
+
+public class LandingController {
+	
+	public LandingController() {
+		
+	}
+	public void thrustAt(LanderSettings setting, CelestialBody target, double height, Vector2d thrust) {
+		double probeHeight = setting.probeCurrentPosition.getY();
+		double targetHeight = target.location.getY();
+		double currentHeight = probeHeight - targetHeight;
+		if (currentHeight == height) {
+			setting.setProbeVelocity(setting.probeCurrentVelocity.add(thrust));
+		}
+	}
+}