diff --git a/elements/astrocyte/astrosynapse.md b/elements/astrocyte/astrosynapse.md
index 99e606b..5e3ca63 100644
--- a/elements/astrocyte/astrosynapse.md
+++ b/elements/astrocyte/astrosynapse.md
@@ -9,3 +9,38 @@ Expansions and modulations:
   - is tuned by: [ORGANISM](../../organism.md), organs, modules
 
 ## ASTROSYNAPSE
+
+```Gen
+
+include: 
+
+ASTROSYNAPSE
+  type: comprehension
+
+  expansion:
+
+  intrication:
+
+    # Scope
+    !DAY: INTRICATION [ ref: &ORGANISM.!DAY ]
+    !NIGHT: INTRICATION [ ref: &ORGANISM.!NIGHT ]
+
+    # Context  
+    *??: INTRICATION [ ref: &SOMA.*AP ]
+
+    # Tub
+    _??: INTRICATION [ ref: &??._?? ]
+
+  instantiation:
+
+    # Context
+    *??: CONTEXT []
+
+    # Tub
+    _NT: TUB [ full: 60x, active: 0x, empty: 0x ]
+
+    # Behaviour
+    $: BEHAVIOUR [ behaviour: MAIN_ASTRO_SYNAPSE ]
+```
+
+### MAIN_ASTRO_SYNAPSE: !DAY