Hegemonia is a game I picked up before x-mas. I bought solely because the guys at Penny Arcade said it was good. It’s a rts game in space. But it’s more. It’s a realtime version of games like Master Of Orion. Here 3 shot of it:

So you can see it has some decent graphics as well. It is a little deep for a rts, I’ve only played the first two levels. It may be a keeper.