diff --git a/_data/chains/eip155-19777.json b/_data/chains/eip155-19777.json
new file mode 100644
index 000000000000..e6c89f87a096
--- /dev/null
+++ b/_data/chains/eip155-19777.json
@@ -0,0 +1,24 @@
+{
+    "name": "Astra Testnet",
+    "chain": "ATX",
+    "icon": "astra",
+    "rpc": ["https://rpc-astra-9on2f72wzn.t.conduit.xyz"],
+    "faucets": [],
+    "nativeCurrency": {
+      "name": "Astra",
+      "symbol": "ATX",
+      "decimals": 18
+    },
+    "infoURL": "",
+    "shortName": "astra-testnet",
+    "chainId": 19777,
+    "networkId": 19777,
+    "slip44": 1,
+    "explorers": [
+      {
+        "name": "Astra Testnet Explorer",
+        "url": "https://explorer-astra-9on2f72wzn.t.conduit.xyz",
+        "standard": "EIP3091"
+      }
+    ]
+}