Added earth surface texture

examples/scenes/ssl1300.toml

@@ -3,15 +3,22 @@
 # scripts/make-example-scenes.py; the model comes from scripts/fetch-models.sh.
 #
 #   resolved render --scene examples/scenes/ssl1300.toml --preview ssl1300.png
+#   resolved render --scene examples/scenes/ssl1300.toml --lighting L1 --preview ssl1300.png
 
-sun = [144500446867, 38718778044, 0]
+sun = [146328798300, 31103146240, 0]
 moon = [0, 0, -3.844e8]
+# Earth-fixed to inertial: 25 N 33 E behind the spacecraft, looking north.
+earth_attitude = [0.701664364, -0.636154985, -0.308718051, -0.087562094]
 
 [observer]
 position = [42164291.13, -34.20, 0.00]
 look_at = [42164000.00, 0.00, 0.00]
 up = [1, 0, 0]
 
+# At lighting L1, Earth's surface shows July (from scripts/fetch-earth.sh).
+[appearance]
+earth_month = 7
+
 [[target]]
 model = "../models/nasa/ssl1300.glb"
 scale = 0.1