Made a new machine: Solis. It is the Latin word for sun, as it is my personal server.

flake.nix

@@ -1,4 +1,4 @@
-{
+r{
   description = "Your new nix config";
 
   inputs = {
@@ -71,6 +71,12 @@
           ./machines/terra/configuration.nix
         ];
       };
+      solis = nixpkgs.lib.nixosSystem {
+        specialArgs = {inherit inputs outputs;};
+        modules = [
+          ./machines/solis/configuration.nix
+        ];
+      };
     };
   };
 }