Top similar games like Astronomics Rise of a New Empire:

Existence is a strategy game on a massive scale. Lead your expanding empire, explore the galaxy, and master simultaneous space and planetary battles. Engage in solo play or team up with friends for intense PvP and co-op action.

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!

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.

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.

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.

Control any country in the world. Have their politics, economy, and military in your hands. Shape your own version of WW3, a global pandemic, or create a custom scenario. Explore up to 66 planets and conquer through war or diplomacy. Become the ultimate strategist in the universe!

Lord of Rigel is a turn-based 4X space strategy game. In a galaxy divided by two elder races, unite with other species or forge your own path alone. Navigate galactic council politics and defeat grand menaces while utilizing espionage, research, and military force. How will you shape 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.

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.

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.

EarthRemnant is a sandbox simulation game in which you will lead the Keplerians to land and build a colony on a strange planet, develop the planet's mineral resources, collect fossil, wind, solar and other energy sources to keep the colony running, and continuously increase the colony's population.

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.

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.

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.

Create a Company, Build structures, Collect Resources, Make Investments and Speculate on Assets. Carefully manage your Workforce, Finances, Resources, Shareholders, BOD & Political Partnerships.

Take command of your own colonial ship. Ensure the survival of your inhabitants and try to find a new habitable planet. This is the goal of the the Exodus H Space Commanders.

Build and manage mankind’s first mission across the universe! Create a sprawling facility underground, recruit a diverse group of specialists from around the globe and explore mysterious new worlds through the Exogate.

A new expansion of the ultra-realistic simulator of today's world where you play as the head of state or as the opposition! New Features for 2021: administration of the EU, Covid vaccinations, Biden's Challenge, political coalitions, diplomatic negotiations, worldwide tax and free-trade agreements.

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.

Stardust Exile is a MMORTS set in the Milky Way galaxy, containing currently known stars and exoplanets with their real characteristics. The remaining star systems are procedurally generated based on currently known data. You can create your own ship designs with an in-game ship generator.

「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.

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.

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.

Zenith Frontier is a simulation-strategy game about the exploration and colonisation of space. Experience visionary strategic gameplay set in an evolving procedural galaxy populated by billions of autonomous citizens and private companies.

Star Zeal is a space based 4x strategy and rpg hybrid. A mixture between a procedural, open ended RPG and a space civilization builder. Go on an adventure with your character and their faction whilst making friends, enemies and exploring a vast galaxy.

Space strategy gaming reimagined. Dive into fast-paced real-time planetary battles against the backdrop of a turn-based campaign that sees you build your empire in the stars. With hundreds of troops and ships at your command, can you forge an empire that lasts?

New edition of the ultrarealistic simulator of today's world where you play as the head of state or as the opposition! Major developments: the war in the Ukraine and all of its consequences, conspiracy theories, fake news, interference by secret services, animal welfare and climate objectives.

Space RTS with base building and ship customization. Personal passion project. More than 200 available ships, weapons and modules to design your fleet with. Contains a small campaign, several single and multiplayer game modes and a coop game mode. Also contains Wave defense!

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.

Rule the Financial Frontier: Immerse yourself in the role of a powerful politician in a world of war and unrest. Lead your nation to prosperity through cunning forex trades and dominate the financial battlefield. Live the life of a master strategist in this innovative game

The Bustling World is an open-world RPG set in ancient China. Delight in boundless freedom as you explore various features such as survival, cultivation, management, crafting, building, and exploration. Recruit your own army, establish a regime, and engage in diplomacy for an immersive experience.

Start with nothing... End with everything! All you have is a basic ship, barely fit for combat, with it you'll start your journey and empire. A open world space sandbox, inspired by and expanding the classics.

Build settlements, prospect and mine minerals, recruit units and wage wars to dominate your neighbors.

Take the helm of a state-of-the-art warship as you fight epic space battles in a sandbox campaign. Upgrade and customize your ship, master the art of maneuvering, and use a blend of tactical prowess and heavy firepower to overcome deadly threats.

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!