Psiyon from the Starsector forums made the following:
Running Dark
TiandongFleetInteractionFriendly
TiandongFleetInteractionHostile
TiandongFleetInteractionNeutral
TiandongMarketInteractionFriendly
TiandongMarketInteractionHostile
TiandongMarketInteractionNeutral

http://bgregory.bandcamp.com/
https://soundcloud.com/bgregory-3
http://fractalsoftworks.com/forum/index.php?action=profile;u=398

The sound track possibly will change over time as additional content is added to the mod.