diff --git a/src/gswe-types.h b/src/gswe-types.h
index 149a999..0f9c846 100644
--- a/src/gswe-types.h
+++ b/src/gswe-types.h
@@ -147,5 +147,14 @@ typedef struct {
     gchar *name;
 } GsweHouseSystemInfo;
 
+typedef struct {
+    GsweAspect aspect;
+    gchar *name;
+    guint size;
+    guint orb_modifier;
+    gboolean harmonic;
+    gboolean major;
+} GsweAspectInfo;
+
 #endif /* __SWE_GLIB_GSWE_PLANETS_H__ */
 
diff --git a/src/swe-glib.c b/src/swe-glib.c
index 0f15bfa..bf7a2b9 100644
--- a/src/swe-glib.c
+++ b/src/swe-glib.c
@@ -10,6 +10,7 @@ gchar *gswe_ephe_path = NULL;
 GHashTable *gswe_planet_info_table;
 GHashTable *gswe_sign_info_table;
 GHashTable *gswe_house_system_info_table;
+GHashTable *gswe_aspect_info_table;
 GsweTimestamp *gswe_full_moon_base_date;
 
 #define ADD_PLANET(ht, v, i, s, r, n, o, h, dom1, dom2, exi1, exi2, exa, fal) (v) = g_new0(GswePlanetInfo, 1); \
@@ -40,6 +41,15 @@ GsweTimestamp *gswe_full_moon_base_date;
                                          (v)->name = g_strdup(n); \
                                          g_hash_table_replace((ht), GINT_TO_POINTER(i), (v));
 
+#define ADD_ASPECT(ht, v, i, n, s, o, h, m) (v) = g_new0(GsweAspectInfo, 1); \
+                                            (v)->aspect = (i); \
+                                            (v)->name = g_strdup(n); \
+                                            (v)->size = (s); \
+                                            (v)->orb_modifier = (o); \
+                                            (v)->harmonic = (h); \
+                                            (v)->major = (m); \
+                                            g_hash_table_replace((ht), GINT_TO_POINTER(i), (v));
+
 void
 gswe_free_planet_info(gpointer planet_info)
 {
@@ -61,6 +71,13 @@ gswe_free_house_system_info(gpointer house_system_info)
     g_free(house_system_info);
 }
 
+void
+gswe_free_aspect_info(gpointer aspect_info)
+{
+    g_free(((GsweAspectInfo *)aspect_info)->name);
+    g_free(aspect_info);
+}
+
 /**
  * gswe_init:
  * @sweph_path: the file system path to the Swiss Ephemeris data files
@@ -74,6 +91,7 @@ gswe_init(gchar *sweph_path)
     GswePlanetInfo *planet_info;
     GsweSignInfo *sign_info;
     GsweHouseSystemInfo *house_system_info;
+    GsweAspectInfo *aspect_info;
 
     bindtextdomain(GETTEXT_PACKAGE, LOCALEDIR);
     bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
@@ -123,6 +141,20 @@ gswe_init(gchar *sweph_path)
     ADD_HOUSE_SYSTEM(gswe_house_system_info_table, house_system_info, GSWE_HOUSE_SYSTEM_KOCH,     'K', _("Koch"));
     ADD_HOUSE_SYSTEM(gswe_house_system_info_table, house_system_info, GSWE_HOUSE_SISTEM_EQUAL,    'E', _("Equal"));
 
+    gswe_aspect_info_table = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, gswe_free_aspect_info);
+
+    ADD_ASPECT(gswe_aspect_info_table, aspect_info, GSWE_ASPECT_CONJUCTION,   "Conjuction",    0,   0, TRUE,  TRUE);
+    ADD_ASPECT(gswe_aspect_info_table, aspect_info, GSWE_ASPECT_OPPOSITION,   "Opposition",    180, 0, TRUE,  TRUE);
+    ADD_ASPECT(gswe_aspect_info_table, aspect_info, GSWE_ASPECT_TRINE,        "Trine",         120, 0, TRUE,  TRUE);
+    ADD_ASPECT(gswe_aspect_info_table, aspect_info, GSWE_ASPECT_SQUARE,       "Square",        90,  0, FALSE, TRUE);
+    ADD_ASPECT(gswe_aspect_info_table, aspect_info, GSWE_ASPECT_SEXTILE,      "Sextile",       60,  1, TRUE,  TRUE);
+    ADD_ASPECT(gswe_aspect_info_table, aspect_info, GSWE_ASPECT_QUINCUNX,     "Quincunx",      150, 2, FALSE, FALSE);
+    ADD_ASPECT(gswe_aspect_info_table, aspect_info, GSWE_ASPECT_SEMISEXTILE,  "Semi-sextile",  30,  2, TRUE,  FALSE);
+    ADD_ASPECT(gswe_aspect_info_table, aspect_info, GSWE_ASPECT_SEMISQUARE,   "Semi-square",   45,  2, FALSE, FALSE);
+    ADD_ASPECT(gswe_aspect_info_table, aspect_info, GSWE_ASPECT_SESQUISQUARE, "Sesqui-square", 135, 2, FALSE, FALSE);
+    ADD_ASPECT(gswe_aspect_info_table, aspect_info, GSWE_ASPECT_QUINTILE,     "Quintile",      72,  3, TRUE,  FALSE);
+    ADD_ASPECT(gswe_aspect_info_table, aspect_info, GSWE_ASPECT_BIQUINTILE,   "Bi-quintile",   144, 3, TRUE,  FALSE);
+
     gswe_full_moon_base_date = gswe_timestamp_new_from_gregorian_full(2005, 5, 8, 3, 48, 0, 0, 0.0);
 
     gswe_ephe_path = g_strdup(sweph_path);
diff --git a/src/swe-glib.h b/src/swe-glib.h
index 33a3c16..ec8f5f3 100644
--- a/src/swe-glib.h
+++ b/src/swe-glib.h
@@ -9,6 +9,7 @@
 extern GHashTable *gswe_planet_info_table;
 extern GHashTable *gswe_sign_info_table;
 extern GHashTable *gswe_house_system_info_table;
+extern GHashTable *gswe_aspect_info_table;
 
 void gswe_init(gchar *sweph_path);