Sword of the Stars II is supposed to be getting an upgrade to an ehanced edition with a new expansion today.
According to Paradox, all current owners of the game will be automatically upgraded for free.
From the Paradox Newsletter:
As a sign of gratitude to all fans that have stuck with the game to this point, existing Sword of the Stars II will receive “End of Flesh” for free on release. Thank you for your patience and support as Kerberos worked hard on getting “Sword of the Stars II: Lords of Winter” into its current condition.