A press release circulating at GDC 09 by Sony, and on the Playstation blog confirms that another Ratchet and Clank title will be coming soon.

Ratchet and Clank Future: A Crack in Time will conclude the story arc that started in Tools of Destruction and continued in the Quest for Booty.

Little more is known at this time, except the Fall of 2009 release date. Below is the logo of the game.