Top similar games like The Pegasus Expedition:
The Pegasus Expedition $19.99
The Pegasus Expedition is a story-driven sci-fi grand strategy game set in a key moment for humankind’s survival. Facing an overwhelming threat at home, humanity sends expeditions to the Pegasus Galaxy in a desperate attempt to find a refuge for the population of Earth.
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Lord of Rigel$19.99
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?

Stellar Monarch$14.99
Asymmetric space empire builder where you feel like the Emperor, not a logistics officer. No micromanagement, grand scale, fast paced, audiences, assassins, imperial court, disloyal admirals.

Galactic Civilizations® II: Ultimate Edition$9.99
Get the complete GalCiv II saga including Galactic Civilizations II: Dread Lords, the expansion pack Dark Avatar, and the newest expansion pack Twilight of the Arnor!

Interstellar Space: Genesis$29.99
Interstellar Space: Genesis is a turn-based space 4X strategy game in which you attempt to build a thriving galactic empire. Discover mysteries among the stars, colonize worlds, and engage enemies in tactical turn-based combat on your journey to becoming the ruler of the galaxy!

Void Eclipse$29.99
Void Eclipse is turn-based strategy in an immersive sci-fi world, blending card battle tactics with 4X grand strategy. Explore the stars, Evolve your army and Fight an alien threat. Help characters or harm them - will you be Feared, Admired, or Respected?

New Stars$19.99
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.

Horizon$29.99
Horizon is a turn-based space strategy game of galactic exploration and conquest in which you are in control of humanity’s destiny. You will explore deep space, find new frontiers and discover alien artifacts hidden on long-abandoned planets.

Galactic Civilizations® I: Ultimate Edition$4.99
Galactic Civilizations is a space based strategy game in which you are in control of humanity's destiny.

Galactic Ruler$19.99
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!

Nexus 5X$14.99
eXplore, eXpand, eXploit, eXterminate, EXPRESS. All of the depth, diplomacy, conflict and conquest of a turn-based 4X epic but played in fast-paced 60-minute competitive sessions. Play Solo or Multiplayer for 2-8 players.

Star Traders: 4X Empires$9.99
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.

Gemini Wars$9.99
Take control of a fleet commander returned from exile, rise through the ranks of the United Space Federation forces and join an epic war across the stars.

The Last Federation$19.99
From the creators of AI War: Fleet Command comes an all-new grand strategy title with turn-based tactical combat, set in a deep simulation of an entire solar system and its billions of inhabitants. You are the last of a murdered race, determined to unify or destroy the 8 others.

Cosmonautica$9.99
Cosmonautica is a fresh take on space trading in a procedurally generated universe, paired with quirky humor for your intergalactic enjoyment.

Advisors at the End of the Universe$4.99
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.

Sins of a Solar Empire®: Rebellion$19.99
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.

Reshaping Mars$9.99
「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.

Rogue State Revolution$14.99
Greetings your Excellency. Time to rebuild, reform and prepare for new challenges in the People's Republic of Basenji. In this thrilling political strategy, you will appoint ministers and lead the country to success. Be careful — you may find yourself replaced in the next election.

Pax Nova$24.99
A sci-fi turn-based 4X strategy game where you lead the fate of one of several factions divided between three races. Explore new worlds and new star systems filled with exciting secrets as well as dangers. Build cities, expand your influence and fight great battles on land and in space.

Under Domain - Alien Invasion Simulator$5.99
Under Domain - Alien Invasion Simulator will surprise you with a Sci-fi turn-based game completely different from others. How about turning yourself into an Alien and planning an invasion to Planet Earth? You can secretly influence human history and build war machines to exterminate human beings.

Zero-Point$10.99
Zero-Point is a 3D space roguelike featuring tactical ship-to-ship combat, crew command and an immersive view of your ship's interior. As Captain of a Star Federation cruiser, lead your crew and ship to victory over the rebellious Galactic Liberation Front!

Moon Tycoon$9.99
This is the original Moon Tycoon city-building game back from 2001! Remember building vast lunar colonies, then destroying them with meteors and asteroids? Blast off again with the first 3D Sim game, back to the old days on the dark side of the moon. Feeling nostalgic?

Fate of the World$9.99
Fate of the World is a dramatic global strategy game that puts all our futures in your hands. The game features a dramatic set of scenarios based on the latest science covering the next two centuries. You must manage a balancing act of protecting the Earth’s resources and climate versus the needs of an ever-growing world population, who...