tracks/haskell/exercises/space-age/src/SpaceAge.hs in trackler-2.0.6.6 vs tracks/haskell/exercises/space-age/src/SpaceAge.hs in trackler-2.0.6.7

@@ -1,6 +1,13 @@
 module SpaceAge (Planet(..), ageOn) where
 
-data Planet
+data Planet = Mercury
+            | Venus
+            | Earth
+            | Mars
+            | Jupiter
+            | Saturn
+            | Uranus
+            | Neptune
 
 ageOn :: Planet -> Float -> Float
 ageOn planet seconds = undefined