diff --git a/gnss-earth-single.py b/gnss-earth-single.py
new file mode 100755
index 0000000..7df999d
--- /dev/null
+++ b/gnss-earth-single.py
@@ -0,0 +1,80 @@
+#!/usr/bin/python3
+
+import random
+import urllib.request
+import dash
+from dash import html
+from dash import dcc
+from dash.dependencies import Input, Output
+from datetime import datetime, timedelta
+from satellite_czml import satellite_czml
+from satellite_czml import satellite
+
+# GNSS
+#url = 'https://celestrak.com/NORAD/elements/gnss.txt'
+# GPS Operational
+#url = 'https://celestrak.com/NORAD/elements/gps-ops.txt'
+# Galileo
+#url = 'https://celestrak.com/NORAD/elements/galileo.txt'
+# GLONASS Operational
+#url = 'https://celestrak.com/NORAD/elements/glo-ops.txt'
+# Beidou
+url = 'https://celestrak.com/NORAD/elements/beidou.txt'
+
+apikey = open('cesium.key').read().strip()
+
+tles = [l.decode("utf-8").strip() for l in urllib.request.urlopen(url).readlines()]
+tle_list = [[tles[i],tles[i+1],tles[i+2]] for i,_ in enumerate(tles) if i%3==0]
+small_tle_list = tle_list[:4]
+small_tle_list
+
+single_tle = [tle_list[0]]
+single_czml = satellite_czml(tle_list=single_tle).get_czml()
+
+# DASH
+external_css = ['https://cesium.com/downloads/cesiumjs/releases/1.76/Build/Cesium/Widgets/widgets.css']
+external_scripts = [{'src':'https://cesium.com/downloads/cesiumjs/releases/1.76/Build/Cesium/Cesium.js'}]
+
+app = dash.Dash(__name__,
+                title='Spacecruft GNSS Earth',
+                external_scripts=external_scripts,
+                external_stylesheets=external_css)
+
+app.layout = html.Div(children=[
+    html.Div(id='cesiumContainer'),
+    html.Div(id='czml', style={'display': 'none'}, children=single_czml),
+    html.Div(id='apikey', style={'display': 'none'}, children=apikey),
+])
+
+app.clientside_callback(
+    '''
+function(id, czml, apikey) {
+    // Create the Cesium Viewer
+    if (!window.viewer) {
+        Cesium.Ion.defaultAccessToken = apikey;
+        window.viewer = new Cesium.Viewer(id,{
+            shouldAnimate: false,
+        });
+        window.viewer.scene.globe.enableLighting = true;
+    }
+
+    // Update the Cesium Viewer
+    if (czml) {
+        window.viewer.dataSources.removeAll();
+        czmlJson = JSON.parse(czml);
+        window.viewer.dataSources.add(
+            Cesium.CzmlDataSource.load(czmlJson)
+        );
+    }
+        return true;
+    }
+    ''',
+    Output('cesiumContainer', 'data-done'),
+    Input('cesiumContainer', 'id'),
+    Input('czml', 'children'),
+    Input('apikey', 'children')
+)
+
+if __name__ == '__main__':
+    app.run_server(debug=True, use_reloader=False)
+