Master of Orion II: Battle at Antares is a turn-based 4X science fiction strategy game set in space. Players must expand their galactic empire by conquering alien star systems and gathering resources to become the supreme leader. The ultimate goal is to defeat the evil Antarans, who threaten all other civilizations in the galaxy. Players can customize their own race, research new technologies, build fleets and manage diplomatic relations with other races as they strive for victory over the Antarans. With its deep strategic gameplay and wide variety of options available, Master of Orion II offers an immersive experience that will challenge even experienced players.

Galactic Civilizations III is a 4X turn-based strategy video game in which players are challenged to build an empire that dominates the galaxy. In order to do so, they must make use of conquest, diplomacy, cultural hegemony and scientific research. Players can choose from eight different civilizations and will need to explore star systems, build ships, colonize planets and develop new technologies in order to gain an advantage over their competitors. The game also has a customizable sandbox mode with various options for victory conditions. With its deep strategic gameplay elements and robust customization features Galactic Civilizations III provides hours of challenge and entertainment for anyone looking for a sci-fi strategy experience.

Sid Meier's Civilization: Beyond Earth is a strategy video game that takes players on an interstellar journey from their home planet of Earth. Players explore and colonize an alien world, building up a new civilization in the process. Along the way, they must make decisions to shape their own unique cultures and societies as they contend with other factions for control over resources and territory. With multiple paths to victory, every playthrough will be different depending on what choices are made throughout the game.

Sid Meier's Starships is a turn-based strategy video game that allows players to assemble and helm their own fleet of starships. Players explore, build, negotiate, and fight in order to preserve their vision for humanity across the universe. Traveling between planets and engaging in battles with other factions provides an exciting experience as you strive to ensure your galactic civilization comes out on top.