diff --git a/src/gnuradio_mcp/oot_catalog.py b/src/gnuradio_mcp/oot_catalog.py
index bac313b..90946d9 100644
--- a/src/gnuradio_mcp/oot_catalog.py
+++ b/src/gnuradio_mcp/oot_catalog.py
@@ -286,6 +286,14 @@ CATALOG: dict[str, OOTModuleEntry] = {
             branch="master",
             homepage="https://github.com/muccc/gr-iridium",
         ),
+        _entry(
+            name="sarsat",
+            description="Cospas-Sarsat 406 MHz emergency beacon decoder (EPIRB/ELT/PLB)",
+            category="Satellite",
+            git_url="https://git.supported.systems/rf/gr-sarsat-modern",
+            branch="main",
+            homepage="https://git.supported.systems/rf/gr-sarsat-modern",
+        ),
         _entry(
             name="leo",
             description="LEO satellite channel simulator (Doppler, path loss, atmosphere)",