diff --git a/core/data/src/main/java/com/rtbishop/look4sat/core/data/repository/SelectionRepo.kt b/core/data/src/main/java/com/rtbishop/look4sat/core/data/repository/SelectionRepo.kt
index a69f74d3..2f961397 100644
--- a/core/data/src/main/java/com/rtbishop/look4sat/core/data/repository/SelectionRepo.kt
+++ b/core/data/src/main/java/com/rtbishop/look4sat/core/data/repository/SelectionRepo.kt
@@ -51,7 +51,15 @@ class SelectionRepo(
             null // null = no filtering
         } else {
             val ids = resolveTypeIds(types)
-            if (ids.isEmpty()) emptySet() else ids.toHashSet()
+            when {
+                ids.isNotEmpty() -> ids.toHashSet()
+                // "All" is the CelesTrak active group, i.e. the whole catalogue: an empty
+                // persisted list must mean "no filtering" (show every satellite), not an
+                // empty list. Its list can be empty simply because CelesTrak answered 403
+                // to a repeated download inside the 2-hour update window.
+                Sources.allSourceType in types -> null
+                else -> emptySet()
+            }
         }
         currentItems.map { items ->
             if (catnumSet == null) items else items.filter { it.catnum in catnumSet }
diff --git a/core/data/src/test/java/com/rtbishop/look4sat/core/data/repository/SelectionRepoSearchTest.kt b/core/data/src/test/java/com/rtbishop/look4sat/core/data/repository/SelectionRepoSearchTest.kt
index 8a961265..5ad6d52f 100644
--- a/core/data/src/test/java/com/rtbishop/look4sat/core/data/repository/SelectionRepoSearchTest.kt
+++ b/core/data/src/test/java/com/rtbishop/look4sat/core/data/repository/SelectionRepoSearchTest.kt
@@ -23,6 +23,7 @@ import com.rtbishop.look4sat.core.domain.predict.OrbitalObject
 import com.rtbishop.look4sat.core.domain.repository.ISelectionRepo
 import com.rtbishop.look4sat.core.domain.repository.ISettingsRepo
 import com.rtbishop.look4sat.core.domain.source.ILocalSource
+import com.rtbishop.look4sat.core.domain.source.Sources
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.flow.MutableStateFlow
@@ -241,6 +242,26 @@ class SelectionRepoSearchTest {
         assertEquals(sampleItems.map { it.catnum }.toSet(), results.map { it.catnum }.toSet())
     }
 
+    @Test
+    fun `All with empty persisted ids falls back to no filtering`() = runTest {
+        // CelesTrak answers 403 to a repeated download inside its 2-hour update window,
+        // so the persisted "All" id list can be empty. Selecting All then means "all
+        // satellites" (no filtering) instead of blanking the list.
+        val repo = createRepo(sampleItems)
+        repo.setTypes(listOf(Sources.allSourceType))
+        val results = repo.getEntriesFlow().first()
+        assertEquals(sampleItems.map { it.catnum }.toSet(), results.map { it.catnum }.toSet())
+    }
+
+    @Test
+    fun `other source type with empty persisted ids still shows empty`() = runTest {
+        // Only "All" falls back to no filtering; a regular source without persisted ids
+        // keeps the previous behaviour (empty list).
+        val repo = createRepo(sampleItems)
+        repo.setTypes(listOf("Amateur"))
+        assertTrue(repo.getEntriesFlow().first().isEmpty())
+    }
+
     @Test
     fun `getTypesList excludes only the Other placeholder`() = runTest {
         val repo = createRepo(sampleItems)