Games like Star Wars empire at war

There are no games close to being like Empire at War. When I search for similar games I get some of the same few: Homeworld, Nexus: The Jupiter Incident, X1, X2, and X3. Here is a list of websites that have lists of space/combat games:

1.) http://www.listal.com/list/spaaaace-games
2.) http://rakrent.com/rtsc/html/glist-sf.htm
3.) http://rakrent.com/rtsc/html/glist-sships.htm
4.) http://gamedipper.com/game/star-wars-empire-at-war-forces-of-corruption