
Galaxy Admirals
2D
Galaxy Admirals is a multiplayer turn-based cosmic strategy with pretty innovative and challenging gameplay. Improve your command skills with AI and conquer the whole universe by fighting with real players.

Sid Meier's Alpha Centauri™ Planetary Pack
Singleplayer
Sid Meier's Alpha Centauri™ Planetary Pack includes the original Alpha Centauri and the expansion, Alien Crossfire.

Sid Meier's Civilization V: Brave New World
Singleplayer
Sid Meier's Civilization® V: Brave New World is the second expansion pack for Civilization V - the critically acclaimed 2010 PC Game of the Year. This new expansion provides enhanced depth and replayability through the introduction of international trade and a focus on culture and diplomacy.

Sid Meier's Civilization: Beyond Earth - Rising Tide
Singleplayer
Rising Tide is an exciting expansion to Civilization: Beyond Earth which introduces oceanic gameplay, extending the play space to the entire surface of the planet, greatly enhanced diplomacy as well as hybrid affinities, new factions, and expanded game systems.

Sid Meier's Civilization® V
Singleplayer
Create, discover, and download new player-created maps, scenarios, interfaces, and more!

Etherium
Action
Etherium is a real-time strategy game set in a science-fiction universe, where three factions battle it out for a mysterious and rare resource known as ‘Etherium’.

平面星舰:银河前线 Plane Starship:Galactic Frontline
Pixel Graphics
This is a roguelike game which is minimalist (crossed it out) which has no money for art. The player needs to play as a fleet commander, commanding the fleet to travel to a galaxy bathed in war, purifying the dangerous enemies entrenched in it, and saving your people from fire and water.

Sid Meier's Civilization® III Complete
Singleplayer
Sid Meier's Civilization III: Complete, the latest offering in the Sid Meier's Civilization III franchise, provides gaming fans with Sid Meier's Civilization III, the highly-addictive journey of discovery.

Space Empires III
Retro
The third game within the Space Empires series brings the dawn of a new age of exploration. Your race keeps running through the fabric of space and moves to other solar systems beyond your own.

Sid Meier's Civilization IV: Colonization
Singleplayer
Sid Meier's Civilization IV: Colonization is the third offering in the award winning Civilization IV series. A re-imagining of the classic Colonization game Sid Meier created in 1994, Sid Meier's Civilization IV: Colonization is a total conversion of the Civilization IV engine into a game experience in which players will lead a European...

Interplanetary
Indie
In this turn-based strategy game, players wage interplanetary wars by developing their home planets and firing massive artilleries through the unpredictable gravity fields of the planetary system.

Sid Meier’s Civilization® VI
Singleplayer
Civilization VI is the newest installment in the award winning Civilization Franchise. Expand your empire, advance your culture and go head-to-head against history’s greatest leaders. Will your civilization stand the test of time?

Sid Meier's Civilization® V
Singleplayer
Create, discover, and download new player-created maps, scenarios, interfaces, and more!

Star General
Retro
Star General is light-years ahead of its proud ancestors from the award-winning 5-star strategy series. It proposes a two-level combat system that accommodates space combat and surface combat. Resource management - conquer enemy planets and develop them for your needs.

StarDrive
Indie
As a space bear, human or any other race, venture forth into the galaxy, create custom ships, conquer new worlds, build new colonies and defend your very existence against those who would take what is yours.

Space Empires V
Singleplayer
Space Empires V is the latest edition in the Space Empires series. This new chapter completely updates the UI and takes the player into a real-time rendered 3D universe. Watch space battles played out in glorious detail and realistic effects. Expand, Explore, Exploit, and Exterminate in a huge living breathing galaxy.

Sid Meier’s Ace Patrol
Casual
Battle to Rule the Skies!The skies over Europe are a dangerous place, where ace pilots lead their squadrons to glorious victory or crushing defeat! Take control of dozens of the most famous fighter planes of WWI and head into the dogfight. Roll, slip, and loop to get the drop on enemy aces.

Star Ruler
Indie
Take command of a vast interstellar empire and safeguard your species from total extinction in a procedurally generated 3D galaxy (with the option to flatten it) from 1 System to 10,000+! Prove your species' ingenuity through a deep and intricate combat system where anything (from individual components on ships to the stars themselves)...

Sid Meier's Civilization®: Beyond Earth™
Action
Sid Meier’s Civilization: Beyond Earth is a new science-fiction-themed entry into the award winning Civilization series. As part of an expedition sent to find a home beyond Earth, lead your people into a new frontier, explore and colonize an alien planet and create a new civilization in space.

Star Traders: 4X Empires
Indie
Take command of humanity’s last survivors and rebuild an empire in the stars. In this immersive turn-based strategy game, you will have to fight to protect your people, control rival factions, and unlock lost technology.

Battleships: Command of the Sea
2D
Take on the role of one of the historical commanders of the US or Japanese navy and use their special skills inspired by their character or military accomplishments.

Zenith Armada
Indie
Embark on interstellar conquest in a 2D space strategy game. Command ships, explore galaxies, engage in real-time battles, and customize your fleet. Traverse hazardous star maps, unlock factions, and strategize for victory. Are you ready to conquer the cosmos?

Fleets of Ascendancy
Indie
Meet allies, foes and aliens on your trek across a solar system. Plan layouts, coordinate attacks, balance resources, manage fleet facilities and take on many different kinds of enemies in numerous encounters along your journey.

Unending Galaxy
Indie
Unending Galaxy is a unique space-sim in which you can fill any role from pirate or trader to the leader of a large galactic empire.

Sid Meier's Civilization® IV
Singleplayer
With over 6 million units sold and unprecedented critical acclaim from fans and press around the world, Sid Meier's Civilization is recognized as one of the greatest PC game franchises of all-time. Now, Sid Meier and Firaxis Games will take this incredibly fun and addictive game to new heights by adding new ways to play and win, new...

Sid Meier's Civilization® IV
Singleplayer
With over 6 million units sold and unprecedented critical acclaim from fans and press around the world, Sid Meier's Civilization is recognized as one of the greatest PC game franchises of all-time. Now, Sid Meier and Firaxis Games will take this incredibly fun and addictive game to new heights by adding new ways to play and win, new...

Stars in Shadow
Indie
Stars in Shadow is a turn-based 4X strategy game and a vivid tribute to the genre classics. Compete with alien factions to explore and colonize nearby starsystems, build fleets to defend against rivals, negotiate or conquer them. Win by unifying the galaxy, through diplomacy or force.

Spaceforce Constellations
Strategy
An action-packed strategy game of galactic conquest! Welcome to a new experience in gameplay and battle your way through a series of devastating space feuds, for supremacy across the universe. Unleash your firepower and launch an arsenal of special attacks to destroy the enemy.

Sid Meier’s Ace Patrol: Pacific Skies
Casual
Battle to Rule the Pacific Skies!Take flight over the treacherous Pacific waters where ace pilots redefine historic World War II battles! Skillfully pilot the most iconic American and Japanese fighter planes of the Pacific War while representing the army or navy.

Interstellar Conquest
2D
Take planets and assemble your fleet. The conquest of space is now, navigate through asteroid fields and hide in nebulas to outsmart your opponents. Experience the challenge of ion storms disrupting your ship's sensors and become the ultimate space fleet commander.

Star Dynasties
Singleplayer
Take the reins of a feudal dynasty in a divided galaxy following the destruction of earth. Star Dynasties is a turn based, procedurally generated narrative of human drama and personal politics, mixed with a light empire management layer. Your choices. Your legacy.

SPACECOM
Indie
SPACECOM – a strategic-to-the-bone, starfleet command game in which deception, smart movement, and choices to battle decide victory or defeat.

Star Conqueror 舰队指挥官
2D
Engage in real-time battles with customizable space warships. Explore the galaxy, forge alliances, develop powerful ships, and defeat alien invaders.

Stellar Impact
Indie
In Stellar Impact you command a space battleship in intense tactical combat with teammates!

Space Survival
Indie
This is a post-apocalyptic survival game that combines tower defense, survival, strategy, and random events. The game atmosphere is fun, and there are many wonderful props waiting for you to discover. Every decision you make will affect subsequent development. Live by your wisdom,

Starlight Tactics™
Indie
Travel a hundred years into the future to command an advanced space fleet in full 3D turn-based tactical space combat through the greatest conflict humankind has ever known. Protect the Sky!

Spacecraft Tactics
Pixel Graphics
Spacecraft Tactics is a 2D turn-based tactical space game. Save the last rebel outpost in the campaign. Develop a strategy, execute it in tactical battles and micromanage your ship. Play various game modes single or multiplayer. Create your own ships, scenes or mods and share them.

Stellaris: Utopia
Strategy
The stars have called you for millennia and now you walk among them. A universe of possibilities is open to your species as it takes its first fitful steps into the great unknown. Here you can turn your back on the divisive politics of the home planet. Here you can build something new.

Spacer: Legacies
Turn-Based Combat
Spacer: Legacies is a game of turn-based tactical combat between small and large capital ships. Recruit skilled captains to command your vessels and choose the abilities that will make them unstoppable. Pursue vengeance in a gripping campaign across the whole of the Tantalus Cluster.

Space Empires I
Retro
Space Empires I is the first chapter of the Space Empires series. A classic galactic conquest and turn-based strategy video game where you are the leader of a race of intelligent beings building large spaceships for interplanetary and interstellar travel through warp points between star systems.

Solar Settlers
Indie
Solar Settlers is a card-driven space exploration strategy game set in the far future. Our sun is on the verge of collapse and so mankind has taken to the stars aboard colony ships to seek out a new home.

Outscape
Indie
Outscape is everything you love about traditional strategy games, but places your empire within a vast online galaxy alongside other real players. Outscape rewards skillful long-term strategic gameplay with a brilliantly refreshing new take on the 4X genre.

Starblazer
Indie
Rock. Paper. Starships! Enjoy the thrill and adrenaline rush that comes with controlling an entire fleet in virtual reality.

Stellar Commanders
Indie
Conquer the stars in this straightforward multiplayer real-time strategy game from the creators of First Strike and become a Stellar Commander!

Master of Orion
Action
The ascendant spacefaring 4X strategy game returns! A new chapter in the epic Master of Orion saga is poised to once again capture the imaginations of millions of gamers.

Nomad Fleet
Indie
Nomad Fleet is a RTS game where you must lead the last remnants of Mankind to safety after a mysterious alien race has hunted them near extinction. Lead a fully armed fleet of battleships, carriers and fighters through a series of randomized scenarios and encounters where they must fight for their survival while scavenging for resources,...

Cosmoteer: Starship Architect & Commander
Physics
Design and simulate the starship of your dreams! Command it in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ship in online PvP, and let your imagination reach for the stars!

SpaceShips
Indie
A tense exciting space battleship shooting game, as the battleship pilot to create their own exclusive battleship.Down with the evil Martians.

Starion Tactics
Indie
After assuming command of one of four human or alien factions vying for galactic dominance, immediately define your game’s scope. Play for minutes to hours across tens to hundreds of planets in single-player skirmish or multiplayer modes—it’s entirely up to you.

Sidereal Wanderer
Indie
As Captain, you must lead your spaceship to defeat the rebel forces scattered across the galaxy. Scour the sectors for enemies and remain alert! Determine the right coordinates and torpedo your foe down.