Nar Shadaa wasnt bad, it was like Coruscant but corrupted and dirty
It had lots of sidequests which I like, and the whole thing was a maze like a Taris sorta thing, so yeah it was pretty good.
Yavin was and exclusive thing to PC, My friend said on Xbox that you couldnt go to Yavin, anways Yavin wasnt meant to be much except for selling you expensive junk, yes junk. And attacks from Trando scum