Top similar games like Existence: The Outer Reach:

Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay.

Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities.

ENDLESS™ Space is a turn-based 4X strategy game, covering the space colonization age in the ENDLESS™ Universe, where you can control every aspect of your civilization as you strive for galactic domination.

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.

Take command of a civilization that has just achieved faster-than-light travel in Galactic Civilizations IV, the newest entry in the award-winning space 4X strategy game series. Explore the galaxy, colonize worlds, shape cultures, make alliances, fight wars and pioneer new technologies.

Save humanity from the brink of extinction in this sci-fi strategy game of survival. Travel among the stars to seek out resources, establish and develop colonies to sustain civilization, and grow your military might to push back against an overwhelming threat.

AEU is a fast paced realtime strategy and 4x hybrid. Players influence their empire to grow, fight, forge alliances or engage in trade. Players are given control over the empire's traits, research and a set of three types of abilities(Construction, Plagues and Agents) to accomplish their goals.

Conquer a vast procedurally generated star system in Falling Frontier, a sci-fi RTS where intel and logistics are decisive factors. Design ships and raid enemy supply lines, lay minefields and construct recon stations, and ambush enemy forces within asteroid fields and nebulae.

Lord of Rigel is a turn-based 4X space strategy game inspired by the classics. In a galaxy divided by two elder races, will you unite with other species or forge your own path? Navigate galactic politics and defeat threats using espionage, research, and military force. How will you shape the galaxy?

Distant Worlds is a vast, pausable real-time 4X space strategy game. Experience the full depth and detail of turn-based strategy, but with the simplicity and ease of real-time, and on the scale of a massively-multiplayer online game.  

The most devious and acclaimed artificial intelligence in strategy gaming is better than ever. A grand strategy/RTS hybrid that reverses many conventions of both genres. Take territory without attracting attention, build your empire with care, and adapt to an ever-evolving galactic battleground.

Star Trek: Infinite is a grand strategy experience that lets you play your own Star Trek story as the leader of one of four major factions in the galaxy. Follow the specially crafted story or blaze your own trail in the first Star Trek grand strategy game.

A grand strategy game built on a deep economic simulation and orchestrated by an intelligent AI storyteller. Ensure the survival of your domain at the edge of the galaxy: colonize worlds, manage populations, navigate politics, design custom goods, and master dynamic markets.

Command an interstellar empire in this 4x grand strategy game and direct your civilization's development through the cosmos. Expand into the galaxy, colonize star systems, exploit resources, and build your empire to greatness. Care for your citizens with benevolence or rule with military conquest.

A sci-fi, 4X, real-time strategy game. Build, fight, and explore to survive against an unstoppable alien threat. Carry the fight from one galaxy to the next as you battle back from the brink of extinction, and unlock the secrets of the past to restore your people to the path of galactic super power.

Rule your land and dominate the world with unparalleled freedom, depth and historical accuracy. Write a new history of the world and build an empire for the ages.

Includes 47 Steam achievements, leaderboards, and stats!

Astronomics Rise of a New Empire is an easy-to-learn real-time global strategy(4X) game. Control your faction in an intergalactic conflict. Manage your economy, conduct diplomatic negotiations and build a fleet to rule the galaxy.

Take control of any nation and shape its future. Manage resources, trade, and taxes, engage in real-time warfare, navigate global diplomacy, and react to dynamic world events. Build a thriving economy, forge alliances, and command armies in a constantly evolving world!

Space 4X game with the ability to build factories, extract resources, with characters, internal and external markets ... Take part in the discussion of the game, share your vision)

Expand your own galactic empire across new stars, research technologies, and challenge great alien powers in this immersive 4X grand strategy game. Build interstellar colonies, and starbases to gather more resources. Explore a unique galaxy full of secrets, great perils, and limitless possibilities.

"You are outgunned. You are massively outnumbered. You must win." These are your orders. Humanity has already fought its war against the machines -- and lost. AI death squads stand watch over every planet and every wormhole, the few remaining human settlements are held captive in orbiting bubbles, and the AIs have turned their...

Halo Wars: Definitive Edition is an enhanced version of the real-time strategy classic, Halo Wars, updated to run natively on PC. Halo Wars: Definitive Edition includes improved graphics, new achievements and all of the DLC created for the landmark real-time strategy game.

War Selection is a compelling RTS game featuring base building, resource extraction and warfare. Evolve from a stone age tribe to a distinct industrial nation with unique game mechanics and battle for supremacy with dozens of players on a unique procedurally generated map.

Lead your people to victory on an ever-evolving world in this strategy game featuring asymmetric factions led by powerful heroes. Build your empire, wield political influence, and raise grand armies to wage war in a race to uncover dark secrets buried within the planet.

Beyond Astra is a real-time 4X sci-fi grand strategy game set in a galaxy brimming with life and intrigue. Expand your own civilization, explore captivating and mysterious worlds, interact with your citizens and other life forms and shape your destiny through nearly infinite possibilities.

「Reshaping Mars」is a colony simulation game on Mars, you will start by gathering resources, storing food, accepting immigrants, and building a better colony together. Develop powerful technologies for Mars Reshaping, make Mars great agai..sorry, just great. Don't forget to make the residents happy.

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.

A 4X real-time strategy game from the developers of the critically acclaimed Northgard. Set in Frank Herbert’s groundbreaking Dune universe, you must lead your faction and battle for control and dominance over the harsh desert planet of Arrakis.

The last days of man are at hand.. Two years after the Infinite War the once great warring nations now lie in ruins, and humanity’s hope for a brighter future is nothing but a bitter memory. A new, seemingly unstoppable enemy, supported by the zealots of The Order, now seeks to eradicate mankind: UEF, Aeon Loyalist, and Cybran alike.

Gate Builders is a sci-fi turn-based 4X strategy game. Build space stations, manage work force, exploit, trade and transform resources. Face space pirates and enemy factions. Build, Expand, Thrive!

Heroes of Might and Magic: Olden Era is the official prequel hailing back to the origins of the genre-defining, critically acclaimed series of turn-based strategy games. Raise grand armies and wield devastating spells to overcome your foes in both solo and multiplayer.

Old World is a revolutionary new historical strategy game where you lead your dynasty over generations of rule against rival kings and queens. Wage massive wars, manage your court, and build a dynasty — or watch your empire crumble to dust. What legacy will you leave behind?

Galactic Ruler offers real time strategy game play at both planetary level and in space! Lead your faction in diplomacy or conquest across a procedurally generated galactic map where any system might hold hostile enemies or resource riches. Develop advanced technologies to rule the galaxy!

Ascendance is a real-time space strategy game that sees you lead your civilisation into a vast and mysterious galaxy. Experience an immersive journey with detailed civilisations, deeply-simulated economies, internal politics, nuanced diplomacy, and intense space battles.

It is the year 2938. The long wished-for encounter of the X Universe and the Earth holds both joy and sorrow for the people. Despite flourishing trade, the clash of the diverse races, cultures and life forms creates new tensions, mistrust and open conflict that need to be overcome!