This is a structure that can be used to eitehr create something alien like or as a base for a "planet drilling" thing or hovering over a spawn point. Its up to you.
You get 3 different sizes to play around with.
Load the Schematic files into the world using Worldedit
Not included is my Genesis texture pack that can be seen in screenshots.
Visit my website for more info www.g3n3zis.com
3 Minecraft Schematic files to load into your world