Games like Galactic Civilizations 2. 24 Similar Games

1. Galactic Civilizations. (2003) 
2. Galactic Civilizations 2: Dark Avatar. (2007)  
3. Galactic Civilizations 2: Twilight of the Arnor. (2008)
4. Master of Orion 2. (1996)
5. Space Empires 4. (2000)
6. Ascendancy. (1995)
7. Distant Worlds. (2010)
8. Star Wars: Rebellion. (1998)
9. Sins of a Solar Empire. (2008) 
10. Nexus: The Jupiter Incident. (2004)  
11. Armada 2526. (2009)
12. Haegemonia: Legions of Iron. (2002)
13. Sword of the Stars. (2006)
14. Lost Empire. (2007)
15. Star Wars: Empire at War. (2007) 
16. Endless Space. (2012)
17. Imperium Galactica 2. (2000)
18. Star Trek: Birth of the Federation. (1999)
19. Pax Imperia: Eminent Domain. (1997)
20. Civilization 4: Dune Wars. (2009)
21. Civilization 4: Planetfall. (2006) 
22. Civilization: Beyond Earth. (2014)
23. Sid Meier's Alpha Centauri. (1999) 
24. Endless Legend. (2014)