To say that 3:16 little prep is like saying that rain is wet. With the help of a few charts to pick planet names, planetary environments, alien appearances, alien powers and various NPC names, the GM just needs to add a few creative sparks to create a 2-3 hour long adventure.
The most common complaint associated with Games Workshop games is that they are too expensive. But fear not friends! This is an expensive hobby, but there are ways to stretch your money and keep some of it in your wallet.