Check out the about link and the FAQ if you like.
Oh .. and it's not going to be f2p. Yes!
How is Prime different from other MMORPGs?
Prime is a science fiction MMO with three different factions. Each homeworld is safe from attack, but the rest of the galaxy is open to all for exploration and battle.
We offer a real reason for player versus player combat: Control of Dominus, the only planet in the galaxy with the element (Prime) necessary for technological advancement, weapons of war, and defense. Players in control of Dominus harvest Prime - and invent/create uses for it as well.
Later this summer, we'll have a lot to say about player driven content, the bounty system, player inventions, story events conducted by employees, and more.
They just hired Sanya Weathers, who has worked on Dark Age of Camelot before ...