Tropical Games announces Void of Darkness, a space combat/trading/exploration game coming to Windows, OS X, and Linux in September of this year. The Void of Darkness website details and media, including a video, and here's a feature list:

• Exciting & Engaging tactical combat
• Interact directly with more than 10 Alien races
• A large and dynamic universe
• Engaging exploration: Discover anomalies, wormholes and more!
• Acquire advanced technology: Cloaking technology and kinetic barriers
• Deploy Auxiliary craft such as mining drones to mine for you
• Trade/Haggle with alien merchants for the best price
• A nonlinear story line against the back drop of sandbox gameplay
• Hybrid Rogue Like: You can only save once docked safely at a station
• Fleet Engagements
• Starbase Assaults
• more!