diff --git a/public/ephemeriden.php b/public/ephemeriden.php
index 4fcf7aa..eba829f 100644
--- a/public/ephemeriden.php
+++ b/public/ephemeriden.php
@@ -943,7 +943,7 @@ const EPHEMERIDEN_CHART_CONSTELLATIONS = <?= $ephemerisConstellationLinesJson ?>
     const applyButton = document.getElementById('ephemeridenChartApply');
 
     const logoImage = new Image();
-    logoImage.src = 'images/logoAM.png';
+    logoImage.src = 'images/logoAM_sw.png';
     logoImage.onload = () => { if (!chartCard.hidden) { drawChart(); } };
 
     if (!toggleButton || !chartCard || !canvas || !pointSelect || !timeInput || !labelStepSelect || !labelRotationSelect || !applyButton || !Array.isArray(EPHEMERIDEN_CHART_ROWS) || EPHEMERIDEN_CHART_ROWS.length === 0) {
diff --git a/public/geocron/plugin-markers.js b/public/geocron/plugin-markers.js
index b0d5893..98908c1 100644
--- a/public/geocron/plugin-markers.js
+++ b/public/geocron/plugin-markers.js
@@ -44,7 +44,7 @@
       name:      "Astronomiemuseum",
       lat:       50.377222,
       lon:       11.189722,
-      icon:      "../images/logoAM.png",
+      icon:      "../images/logoAM_sw.png",
       iconW:     67,
       iconH:     45,
       showLabel: false,
diff --git a/public/images/logoAM.png b/public/images/logoAM_sw.png
similarity index 100%
rename from public/images/logoAM.png
rename to public/images/logoAM_sw.png
diff --git a/public/images/logoAM_ws.png b/public/images/logoAM_ws.png
new file mode 100644
index 0000000..1b58d84
Binary files /dev/null and b/public/images/logoAM_ws.png differ
diff --git a/public/jupitersystem.php b/public/jupitersystem.php
index 9a667b5..ff4b8cd 100644
--- a/public/jupitersystem.php
+++ b/public/jupitersystem.php
@@ -1761,7 +1761,7 @@ function generateEphemerisCanvas() {
       resolve({ cvs, year, month });
     };
     logo.onerror = () => resolve({ cvs, year, month }); // kein Logo → trotzdem fortfahren
-    logo.src = 'images/logoAM.png';
+    logo.src = 'images/logoAM_sw.png';
   });
 }
 
diff --git a/public/satellitenhimmel.php b/public/satellitenhimmel.php
index 3db7c32..90878e0 100644
--- a/public/satellitenhimmel.php
+++ b/public/satellitenhimmel.php
@@ -512,7 +512,7 @@ if (!empty($currentLocation) && is_array($currentLocation)) {
         const passInfoEl   = document.getElementById('satpassPassInfo');
         const ctx          = canvas.getContext('2d');
         const exportLogoImg = new Image();
-        exportLogoImg.src = 'images/logoAM.png';
+        exportLogoImg.src = 'images/logoAM_sw.png';
         let invertSky = false;
         let exportOpaqueSky = false;
         let lastReferenceTime = null;