diff --git a/docs/.vuepress/config.js b/docs/.vuepress/config.js
index 6388a4c40..3df77e3cb 100644
--- a/docs/.vuepress/config.js
+++ b/docs/.vuepress/config.js
@@ -58,7 +58,7 @@ module.exports = {
     topbar: {
       banner: true
     },
-    sidebar: { 
+    sidebar: {
       auto: true,
       nav: [
         {
diff --git a/docs/404.md b/docs/404.md
new file mode 100644
index 000000000..572564ee6
--- /dev/null
+++ b/docs/404.md
@@ -0,0 +1,49 @@
+<!--
+permalink: /404.html
+layout: homepage
+title: 404 Lost in Space!
+description: You've been lost in space
+sections:
+  - title: Introduction
+    desc: High-level overview of the Cosmos SDK.
+    url: /intro/overview.html
+    icon: introduction
+  - title: Basics
+    desc: Anatomy of a blockchain, transaction lifecycle, accounts and more.
+    icon: basics
+    url: /basics/app-anatomy.html
+  - title: Core Concepts
+    desc: Read about the core concepts like baseapp, the store, or the server.
+    icon: core
+    url: /core/baseapp.html
+  - title: Building Modules
+    desc: Discover how to build modules for the Cosmos SDK.
+    icon: modules
+    url: /building-modules/intro.html
+  - title: Running a Node
+    desc: Running and interacting with nodes using the CLI and API.
+    icon: interfaces
+    url: /run-node/
+  - title: Modules
+    desc: Explore existing modules to build your application with.
+    icon: specifications
+    url: /modules/
+stack:
+  - title: Cosmos Hub
+    desc: The first of thousands of interconnected blockchains on the Cosmos Network.
+    color: "#BA3FD9"
+    label: hub
+    url: http://hub.cosmos.network
+  - title: Tendermint Core
+    desc: The leading BFT engine for building blockchains, powering Cosmos SDK.
+    color: "#00BB00"
+    label: core
+    url: http://docs.tendermint.com
+footer:
+  newsletter: false
+aside: false
+-->
+
+# 404 - Lost in space, this is just an empty void...
+
+