diff --git a/swe-glib/src/gswe-types.h b/swe-glib/src/gswe-types.h
index 0f9c846..8cee229 100644
--- a/swe-glib/src/gswe-types.h
+++ b/swe-glib/src/gswe-types.h
@@ -59,6 +59,14 @@ typedef enum {
     GSWE_ASPECT_QUINCUNX
 } GsweAspect;
 
+typedef enum {
+    GSWE_MIRROR_NONE,
+    GSWE_MIRROR_ARIES,
+    GSWE_MIRROR_MID_TAURUS,
+    GSWE_MIRROR_CANCER,
+    GSWE_MIRROR_MID_LEO
+} GsweMirror;
+
 typedef enum {
     GSWE_ELEMENT_NONE,
     GSWE_ELEMENT_FIRE,
@@ -156,5 +164,12 @@ typedef struct {
     gboolean major;
 } GsweAspectInfo;
 
+typedef struct {
+    GsweMirror mirror_id;
+    GsweSignInfo *start_sign;
+    gchar *name;
+    gboolean middle_axis;
+} GsweMirrorInfo;
+
 #endif /* __SWE_GLIB_GSWE_PLANETS_H__ */
 
diff --git a/swe-glib/src/swe-glib.c b/swe-glib/src/swe-glib.c
index 13308d5..4e1df4b 100644
--- a/swe-glib/src/swe-glib.c
+++ b/swe-glib/src/swe-glib.c
@@ -11,6 +11,7 @@ GHashTable *gswe_planet_info_table;
 GHashTable *gswe_sign_info_table;
 GHashTable *gswe_house_system_info_table;
 GHashTable *gswe_aspect_info_table;
+GHashTable *gswe_mirror_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); \
@@ -50,6 +51,13 @@ GsweTimestamp *gswe_full_moon_base_date;
                                             (v)->major = (m); \
                                             g_hash_table_replace((ht), GINT_TO_POINTER(i), (v));
 
+#define ADD_MIRROR(ht, v, hts, vs, i, n, s, m) (v) = g_new0(GsweMirrorInfo, 1); \
+                                               (vs) = g_hash_table_lookup((hts), GINT_TO_POINTER(i)); \
+                                               (v)->mirror_id = (i); \
+                                               (v)->start_sign = (vs); \
+                                               (v)->name = g_strdup(n); \
+                                               (v)->middle_axis = m; \
+                                               g_hash_table_replace((ht), GINT_TO_POINTER(i), (v));
 void
 gswe_free_planet_info(gpointer planet_info)
 {
@@ -78,6 +86,13 @@ gswe_free_aspect_info(gpointer aspect_info)
     g_free(aspect_info);
 }
 
+void
+gswe_free_mirror_info(gpointer mirror_info)
+{
+    g_free(((GsweMirrorInfo *)mirror_info)->name);
+    g_free(mirror_info);
+}
+
 /**
  * gswe_init:
  * @sweph_path: the file system path to the Swiss Ephemeris data files
@@ -92,6 +107,7 @@ gswe_init(gchar *sweph_path)
     GsweSignInfo *sign_info;
     GsweHouseSystemInfo *house_system_info;
     GsweAspectInfo *aspect_info;
+    GsweMirrorInfo *mirror_info;
 
     bindtextdomain(GETTEXT_PACKAGE, LOCALEDIR);
     bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
@@ -158,6 +174,14 @@ gswe_init(gchar *sweph_path)
     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_mirror_info_table = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, gswe_free_mirror_info);
+
+    ADD_MIRROR(gswe_mirror_info_table, mirror_info, gswe_sign_info_table, sign_info, GSWE_MIRROR_NONE,       _("None"),               GSWE_SIGN_NONE,   FALSE);
+    ADD_MIRROR(gswe_mirror_info_table, mirror_info, gswe_sign_info_table, sign_info, GSWE_MIRROR_ARIES,      _("Aries/Libra"),        GSWE_SIGN_ARIES,  FALSE);
+    ADD_MIRROR(gswe_mirror_info_table, mirror_info, gswe_sign_info_table, sign_info, GSWE_MIRROR_MID_TAURUS, _("mid Taurus/Scorpio"), GSWE_SIGN_TAURUS, TRUE);
+    ADD_MIRROR(gswe_mirror_info_table, mirror_info, gswe_sign_info_table, sign_info, GSWE_MIRROR_CANCER,     _("Cancer/Capricorn"),   GSWE_SIGN_CANCER, FALSE);
+    ADD_MIRROR(gswe_mirror_info_table, mirror_info, gswe_sign_info_table, sign_info, GSWE_MIRROR_MID_LEO,    _("mid Leo/Aquarius"),   GSWE_SIGN_LEO,    TRUE);
+
     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/swe-glib/src/swe-glib.h b/swe-glib/src/swe-glib.h
index ec8f5f3..3e3a9a3 100644
--- a/swe-glib/src/swe-glib.h
+++ b/swe-glib/src/swe-glib.h
@@ -10,6 +10,7 @@ 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;
+extern GHashTable *gswe_mirror_info_table;
 
 void gswe_init(gchar *sweph_path);