If you sign up for the Shattered Suns newsletter here, then you may receive an invitation for the undergoing Beta Test. Shattered Suns is a science fiction RTS game which promises to deliver a broader experience for RTS fans by introducing five unique features, including three-dimensional battles, a moving battlefield, player-designed units, unique economic challenges and an interactive campaign. Shattered Suns will hit the store shelves in May 2008.