diff --git a/src/hud.rs b/src/hud.rs
index ae93afb..c82c278 100644
--- a/src/hud.rs
+++ b/src/hud.rs
@@ -146,6 +146,24 @@ fn setup(
                 ..default()
             }
         ),
+        TextSection::new(
+            "\nProximity 警告 ",
+            TextStyle {
+                font: asset_server.load(FONT),
+                font_size: settings.font_size_hud,
+                color: Color::GRAY,
+                ..default()
+            },
+        ),
+        TextSection::new(
+            "",
+            TextStyle {
+                font: asset_server.load(FONT),
+                font_size: settings.font_size_hud,
+                color: Color::GRAY,
+                ..default()
+            }
+        ),
         TextSection::new(
             "\n\n",
             TextStyle {
@@ -182,6 +200,7 @@ fn update(
     player: Query<(&actor::Suit, &actor::LifeForm), With<actor::Player>>,
     mut timer: ResMut<FPSUpdateTimer>,
     mut query: Query<&mut Text, With<GaugesText>>,
+    query_all_actors: Query<&actor::Actor>,
 ) {
     if timer.0.tick(time.delta()).just_finished() {
         let player = player.get_single();
@@ -201,11 +220,13 @@ fn update(
                 text.sections[5].value = format!("{oxy_percent:.1}% [{oxy_total:.0}mg]");
                 let adrenaline = lifeform.adrenaline * 990.0 + 10.0;
                 text.sections[7].value = format!("{adrenaline:.0}pg/mL");
+                let all_actors = query_all_actors.iter().len();
+                text.sections[9].value = format!("{all_actors:.0}");
             }
         }
         for mut text in &mut query {
             let logs_vec: Vec<&str> = log.logs.iter().map(|s| s.text.as_str()).collect();
-            text.sections[9].value = logs_vec.join("\n");
+            text.sections[11].value = logs_vec.join("\n");
         }
         log.remove_old();
     }
diff --git a/src/world.rs b/src/world.rs
index 92d7a56..cae6e29 100644
--- a/src/world.rs
+++ b/src/world.rs
@@ -104,6 +104,34 @@ pub fn setup(
         ..default()
     });
 
+    // Add a bunch of asteriods
+    let sphere_radius = 10.0;
+    let sphere_handle = meshes.add(Sphere::new(sphere_radius));
+    let asteroid_color_handle = materials.add(StandardMaterial {
+        base_color: Color::rgb(0.4, 0.3, 0.1),
+        perceptual_roughness: 1.0,
+        ..default()
+    });
+    for i in -20..20 {
+        for j in -20..20 {
+            for k in -20..20 {
+                commands.spawn((
+                    actor::Actor::default(),
+                    PbrBundle {
+                        mesh: sphere_handle.clone(),
+                        material: asteroid_color_handle.clone(),
+                        transform: Transform::from_xyz(
+                            200.0 * i as f32,
+                            400.0 * j as f32,
+                            250.0 * k as f32,
+                        ),
+                        ..default()
+                    }
+                ));
+            }
+        }
+    }
+
     // Add THE SUN
     let hydrogenfusion_handle = materials.add(StandardMaterial {
         emissive: Color::rgb_linear(1e6, 0.9e6, 1e6),