The 2009_10_21_SGI_Backgrounds.zip file you have requested: Media / Desktop / Packs / Stargate Invasion Human Fleet Backgrounds - 280.77kb is not available. Perhaps try browsing all files for the game Sins of a Solar Empire and upload any files you want to share or are missing. This is the only information we could locate:
This mod for Sins of a solar Empire is based on the Stargate universe. The release date is still to be determined, and the rest of the details will be added when I have a chance to do so.