diff --git a/exercises/space-age/SpaceAge.elm b/exercises/space-age/SpaceAge.elm
index bb7abc5..86aac4c 100644
--- a/exercises/space-age/SpaceAge.elm
+++ b/exercises/space-age/SpaceAge.elm
@@ -1 +1,11 @@
 module SpaceAge (..) where
+
+type Planet
+  = Mercury
+  | Venus
+  | Earth
+  | Mars
+  | Jupiter
+  | Saturn
+  | Uranus
+  | Neptune
diff --git a/exercises/space-age/SpaceAgeTests.elm b/exercises/space-age/SpaceAgeTests.elm
index 53114ab..3734264 100644
--- a/exercises/space-age/SpaceAgeTests.elm
+++ b/exercises/space-age/SpaceAgeTests.elm
@@ -9,15 +9,31 @@ import SpaceAge exposing (Planet(..), ageOn)
 tests : Test
 tests =
   suite
-    "SpaceAge Test Suite"
-    [ test "age in earth years" (assertEqual 32 (round (ageOn Earth 1000000000)))
-    , test "age in mercury years" (assertEqual 281 (round (ageOn Mercury 2134835688)))
-    , test "age in venus years" (assertEqual 10 (round (ageOn Venus 189839836)))
-    , test "age on mars" (assertEqual 39 (round (ageOn Mars 2329871239)))
-    , test "age on jupiter" (assertEqual 2 (round (ageOn Jupiter 901876382)))
-    , test "age on saturn" (assertEqual 3 (round (ageOn Saturn 3000000000)))
-    , test "age on uranus" (assertEqual 1 (round (ageOn Uranus 3210123456)))
-    , test "age on neptune" (assertEqual 2 (round (ageOn Neptune 8210123456)))
+    "SpaceAge"
+    [ test
+        "age in earth years"
+        (assertEqual 32 (round (ageOn Earth 1000000000)))
+    , test
+        "age in mercury years"
+        (assertEqual 281 (round (ageOn Mercury 2134835688)))
+    , test
+        "age in venus years"
+        (assertEqual 10 (round (ageOn Venus 189839836)))
+    , test
+        "age on mars"
+        (assertEqual 39 (round (ageOn Mars 2329871239)))
+    , test
+        "age on jupiter"
+        (assertEqual 2 (round (ageOn Jupiter 901876382)))
+    , test
+        "age on saturn"
+        (assertEqual 3 (round (ageOn Saturn 3000000000)))
+    , test
+        "age on uranus"
+        (assertEqual 1 (round (ageOn Uranus 3210123456)))
+    , test
+        "age on neptune"
+        (assertEqual 2 (round (ageOn Neptune 8210123456)))
     ]