diff --git a/src/viewer/index.ts b/src/viewer/index.ts
index 71106e2..9a0d8a5 100644
--- a/src/viewer/index.ts
+++ b/src/viewer/index.ts
@@ -45,6 +45,8 @@ class Viewer {
   targetZoom = 5;
   minZoomLevel = 1;
   maxZoomLevel = 10;
+  frameCount = 0;
+  raycastFrameInterval = 16;
 
   constructor (config?: Record<string, any>) {
     this.config = { ...this.config, ...config };
@@ -215,6 +217,10 @@ class Viewer {
       return;
     }
 
+    if (this.frameCount % this.raycastFrameInterval !== 0) {
+      return;
+    }
+
     const satelliteIds = this.findSatellitesAtMouse({
       x: event.clientX,
       y: event.clientY
@@ -324,6 +330,8 @@ class Viewer {
     if (this.renderer) {
       this.renderer.render(this.scene as SatelliteOrbitScene, this.camera as Camera);
     }
+
+    this.frameCount++;
   }
 
   getSatelliteStore () {