Rising Stars version 1.1.1 (Return of the Ulthaar). Made for Star Ruler 2 version 2.0.3. Full version, does not require previous versions.
To install, extract the .zip into a new folder in Star Ruler 2/mods. DO NOT extract it into a previous ABEM or Rising Stars installation! (It is recommended that you uninstall any previous Rising Stars installation, or at least alter its name in modinfo.txt to prevent version conflicts in multiplayer games.)
Detailed patch notes for all versions of Rising Stars can be found here. Patch notes for 1.1.# are here.