How to add Planets to a Galaxy Map
For what game? K1 tutorial, (
http://www.lucasforums.com/showthread.php?s=&threadid=127001) TSL tutorial. (
http://www.lucasforums.com/showthread.php?t=169825)
How to Retexture Modules ( EG. THe Jedi Enclaves Red Color to Blue as an example )
Here is module reskinning tutorial. (
http://www.lucasforums.com/showthread.php?t=175101)
How to add Voices to Dialogue
In DLG Editor there's VO field (or something like that, I'm to lazy to check it out now). Put name of your VO file in here.
How to add the Alien Voice ( that are already in game ) To Dialogue
You need to find alien's VO in sreamwaves folder (K1) or streamvoice folder (TSL) next copy the name into DLG Editor.
Hope that helps.