Why not just make ultra-fast transports and take every planet in the galaxy? No one will have any way to stop you and since you are just putting a troop module on the ship you can put a TON of engins on and win the game fairly quickly. When I'm losing(not often) I often hope for the pirates mega-event.
I use a strategy for large maps and bigger that works pretty well for me. I am not saying this is the best strategy, but I enjoy it and am getting better with the timing of everything and research paths. This may be a poor strategy for someone else, but I find it very useful. A lot of people say that military production is the key to the game. For me I find that economy is the key. They build ships, I buy ships and improve the ones already in my fleet. I usually pick a bonuses to m
Just play the Yor ... machines don't actually breed do they?
Personally I don't build galactic achievments on my homeworld. The civilization capital's increased population is like a free farm on that planet. Galactic achievements always seems like a bad idea to put on a capital planet, I always threw them on smaller planets with low populations I was not going to get much out of anyway. An econ building on a capital is worth much more than an econ building on a base population planet.
GalCiv2 Forums