Games like X2: The Threat on Steam
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Cosmoteer: Starship Architect & Commander
Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars!
Game Dev Studio
Welcome to your own Game Dev Studio! How will you run your own offices and ascend to greatness in the gaming industry?
Infinity: Battlescape
Infinity: Battlescape is a multiplayer space combat sim supporting hundreds of players on a single server. Join one of the corporate factions and fight for domination of a seamless, true-to-scale procedural star system. Participate in massive space and planetary battles involving hundreds of ships.
Space Pirates and Zombies
Explore a randomly generated Galaxy populated with factions, enemies, missions, and items providing you with a unique experience each time you play.
3030 Deathwar Redux - A Space Odyssey
3030 Deathwar is a unique mix of Adventure and Space Sim. Explore star systems, mine and hunt pirates in top-down mode. Leave your ship and switch into classic Adventuring mode, where you explore derelicts, talk to shady characters or head over to the space bar for a drink.
Evil Bank Manager
What could be better than having a million dollars, a billion? This will not make you all powerful in the world, your goal will not only be to make lots of money, but to print money and become a Federal reserve system
ROD: Revolt Of Defense
Explore a random generated space. Find artifacts and treasure maps. Build and develop your base on a flying platform. Attack or defend against enemies and save the universe!
Spaceflight Simulator
In Spaceflight Simulator, you will get to build your rockets, plan launches and flights, attempt landings, deploy payloads and explore new worlds.
Planets Under Attack
Play as humans or robots in a brand new sci-fi strategy adventure! Travel into the far reaches of space, through cleverly designed star constellations and variable game modes, conquering enemy planets using 15 combinable technologies.
The Spatials
It's the year 5781 -- and you have been chosen to build and lead a space station in a wild corner of the galaxy! Attract visitors and explore hundreds of planets to fund your station.
Battlefleet Gothic: Armada
Battlefleet Gothic: Armada is the RTS videogame adaptation of Games Workshop’s classic tabletop game, pitting the Chaos, Imperium, Eldar, and Orks against each other in visceral space-battles.
Sid Meier's Railroads!
Sid Meier's Railroads! marks the return of the watershed title in simulation/strategy gaming that launched the popular "tycoon" genre, and inspired a new generation of games. Sid Meier's Railroads!
The Guild II
The Guild 2 is the shining successor of the ultra successful medieval life sim, Europe 1400. The Guild 2 is a unique mixture of RPG and life simulation in an immersive middle ages scenario. The player and his party become part of history and can even change it in real-time. Go back to the dark middle ages and found a new dynasty!
Caravan
Are you ready to embark on a journey through deserts and dangers? Will you be able to safely navigate your fellowship through the lands of the Orient and uncover your destiny? Through strategic trading and traveling you will overcome obstacles and adversity.
Planetbase
Guide a group of space settlers trying to establish a base on a remote planet. Grow food, collect energy, mine resources, survive disasters and build a self-sufficient colony in a harsh and unforgiving environment.
Tube Tycoon
The only game of its kind where you can feel like a real internet celebrity! Record videos, interact with your subscribers, buy better equipment and gain fame!
Tharsis
Succeeding in Tharsis requires you to make the best of what you have, even if it happens to be a pair of snake eyes. Certain factors may be outside of your control, but that doesn’t mean they can’t be overcome. Tharsis is not a game about facing the odds. It’s a game about changing them.
Patrician III
Become a fellow of the famous medieval Hanse trading association in the 13th century. Manage the politics, prestige and economic success in your city and the known parts of Europe!
Kerbal Space Program
In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.
OF MICE AND SAND -REVISED-
On a desert planet in the farthest reaches of space, mice await your command! Direct their mobile fortress, and seek the legendary city of gold!
Emergency 2014
You have command of paramedics, fire brigades, police and disaster relief. Send your teams out on tense real-time missions to deal with disasters in Europe's major centres.
Star Ruler
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)...
Star Trek Timelines
Explore the Final Frontier in the ultimate sci-fi strategy RPG, Star Trek Timelines! Join Starfleet and overcome challenges as you boldly go where no game has gone before – across the entire history of Star Trek.
March of the Eagles
“he Who Fears Being Conquered Is Sure Of Defeat.”The war-game March of the Eagles focuses on the dramatic conflicts of Europe during 1805 to 1820. Explore one of the defining periods in European history with this experience crafted by the masters of Grand Strategy, Paradox Development Studio.