1 files changed, 11 insertions, 0 deletions
diff --git a/firmament/planets.py b/firmament/planets.py
new file mode 100644
index 0000000..4570019
--- /dev/null
+++ b/firmament/planets.py
@@ -0,0 +1,11 @@
+earth = {
+    'earth_radius': 6371e3,
+    'atmos_height': 100e3,
+
+    'rayleigh_atmos_height': 7994,
+    'mie_atmos_height'     : 1200,
+
+    'rayleigh_beta': (5.4717e-6, 12.7853e-6, 31.2142e-6),
+    'mie_beta'     : (21e-6),
+    'mie_g'        : 0.75
+}