GED College Information?

I Need As Much info As Possible. But I'm gonna go Ask The people At the College I Do Believe, But Any Additional Info you guys can give. I've Got my GED already ((Passed With Almost perfect High scores)) but I want to Continue Onto College. And I Was wondering about how to go on to College and stuff and I was Wondering What you guys can tell me about Financial Aid And All of that? I've never done any of this and me being the oldest Going into college so I don't know about all of this. what do I have to do or what should I know going in?