diff --git a/frontend/src/components/ProbeList.tsx b/frontend/src/components/ProbeList.tsx
index 564373c..29c18c8 100644
--- a/frontend/src/components/ProbeList.tsx
+++ b/frontend/src/components/ProbeList.tsx
@@ -18,8 +18,9 @@ export function ProbeList({ probes, planets, onBodySelect, selectedBody, onReset
   // Auto-expand the group when a body is selected from the 3D scene
   useEffect(() => {
     if (selectedBody) {
-      // Auto-collapse panel for focus mode
-      setIsCollapsed(true);
+      // Don't auto-collapse panel if it's already open
+      // Only auto-collapse if panel was already collapsed
+      // This allows users to keep the panel open while browsing bodies
 
       // Auto-expand the group that contains the selected body
       setExpandedGroup(selectedBody.type);
@@ -114,10 +115,10 @@ export function ProbeList({ probes, planets, onBodySelect, selectedBody, onReset
               <span className="w-1 h-4 bg-[#238636] rounded-full"></span>
               天体导航
             </h2>
-            <button 
+            <button
               onClick={() => {
-                onBodySelect(null);
                 onResetCamera();
+                onBodySelect(null);
               }}
               className="text-[10px] bg-white/5 hover:bg-white/10 px-2 py-1 rounded text-gray-400 hover:text-white transition-colors border border-white/5"
             >