Xenonauts is a strategy turn-based tactics science fiction video game developed and published as a maiden title of London-based independent game studio Goldhawk Interactive. Inspired by 1994's UFO: Enemy Unknown (X-COM: UFO Defense in North America), the gameplay involves the player taking the role of the commander of a clandestine organization known as the Xenonauts, attempting to defeat an alien invasion of Earth in the alternate history year 1979. The game was released on June 17, 2014 for Microsoft Windows, additionally, it is distributed for Mac OS X and Linux on Desura and the Humble Store through the use of the Wine compatibility layer.