Space Combat

• Engage in epic space battles with 50 fighter ships, space stations, and battleships.
  
• Upgrade your ship with more powerful weapons, missiles, engines, shields, reactors, and EMPs.

Planet Battle

• Embark on drop ship missions to invade enemy colonies.
  
• Battle against enemy troops, turrets, flier-bombers, and powerful mech units.

Alien Planet Exploration

• Navigate your ship through unstable wormholes to unknown galaxies.
  
• Explore alien planets inhabited by dangerous creatures.
  
• Discover the secrets of an apocalyptic prophecy.
  
• Seek out the guardians of ancient runes.

Military Command

• Gain ranks by completing missions.
  
• Rise up to lead your faction's military strategy.
  
• Construct planet colonies, space stations, and military units.
  
• Order new missions to attack the enemy.

• OS: Ubuntu 12.04. Ubuntu 12.10
• Processor: dual coreMemory: 2 GB RAM
• Memory: 2 GB RAM
• Graphics: 256 MB. NVIDIA Geforce 8600 GT. ATI Radeon HD 2600. or better. Requires NVidia/ATI proprietary graphics drivers.
• Storage: 1 GB available spaceAdditional Notes: Re: SteamOS - Salvation Prophecy was not developed for SteamOS. which was released later. There are some user reports that SteamOS does not work.