diff --git a/backend/app/api/celestial_position.py b/backend/app/api/celestial_position.py
index f632a0b..aa1d11f 100644
--- a/backend/app/api/celestial_position.py
+++ b/backend/app/api/celestial_position.py
@@ -326,19 +326,25 @@ async def get_celestial_positions(
                         logger.debug(f"Skipping inactive probe {body.name} with no data for {start_dt_naive}")
                         continue
 
-                    # Missing data for active body - need to query Horizons
+                    # Missing data for active body - mark as incomplete but continue
+                    logger.debug(f"Missing position data for {body.name} ({body.type})")
                     has_complete_data = False
-                    break
+                    # Don't break - continue to collect data for other bodies
+
+            # Return data we have, even if incomplete
+            if all_bodies_positions:
+                if has_complete_data:
+                    logger.info(f"Using complete prefetched data from positions table ({len(all_bodies_positions)} bodies)")
+                else:
+                    logger.info(f"Using partial prefetched data from positions table ({len(all_bodies_positions)} bodies, some data missing)")
 
-            if has_complete_data and all_bodies_positions:
-                logger.info(f"Using prefetched historical data from positions table ({len(all_bodies_positions)} bodies)")
                 # Cache in memory
                 cache_service.set(all_bodies_positions, start_dt, end_dt, step)
                 # Cache in Redis for faster access next time
                 await redis_cache.set(redis_key, all_bodies_positions, get_ttl_seconds("historical_positions"))
                 return CelestialDataResponse(bodies=all_bodies_positions)
             else:
-                logger.info("Incomplete historical data in positions table, falling back to Horizons")
+                logger.info("No historical data found in positions table")
 
         # Check if auto download is enabled
         auto_download_enabled = await system_settings_service.get_setting_value("auto_download_positions", db)