Games like Galactic Simulator 3

67%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:stability

95% User Score Based on 21 reviews

Once Upon The Universe is a god-game that takes you to the VERY beginning of creation. You begin the game just after the big bang, with nothing but an empty space and a lot of super hot hydrogen in the entire universe. Fill the universe with life and watch it thrive - or destory it. If you enjoyed this game, see our list of games similar to Once Upon The Universe.

Your journey through the cosmos begins at your own pace.Astrosphere is a relaxed sci-fi strategy game about exploration, station building, and slowly expanding your presence in space. You are not commanding a frantic war fleet. Instead, you develop your own space station step by step, design custom ships, and set out on expeditions into unknown star systems. Explore distant sectors, gather valuab… If you enjoyed this game, see our list of games similar to Astrosphere.

There are many great space sims out there. Some feature beautiful ship interiors, some have stunningly realistic galaxies, and others have impressive simulated ship systems. There's even software that allows you to soar through the cosmos seamlessly without any loading screens, but what the space sim genre lacks is a title that features all of the above. Until now, that is... Welcome to St… If you enjoyed this game, see our list of games similar to Starship Simulator.

96%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:story, stability

96% User Score Based on 9,993 reviews

SpaceEngine is a 3D astronomy program and game engine developed by Russian astronomer and programmer Vladimir Romanyuk. Using real astronomical catalogs and procedural generation, it creates a three dimensional planetarium representing the entire universe. Users can travel through space in any direction or speed, and forwards or backwards in time. It uses pseudo-random numbers to procedurally cr… If you enjoyed this game, see our list of games similar to SpaceEngine.

COMMAND FROM THE BRIDGE. EXPLORE THE COSMOS. CONQUER THE STARS. Step into the captain’s chair in AstroRealms: Ultimate Galactic Adventure, the definitive hybrid space strategy RPG. In AstroRealms, choose from one of a number of scenarios where Earth exists, was destroyed, or never existed at all.  Pick how large the galaxy is, and begin your mission and a stellar surveyer and colony world locato… If you enjoyed this game, see our list of games similar to AstroRealms.

38%Game Brain Score

Most mentioned positive aspects:atmosphere, music

Most mentioned negative aspects:story

50% User Score Based on 26 reviews

Discover. Create. Manage.Discover new planets, gather resources, and explore ancient civilizations! Build outposts to repair your ship, and reaching your homebase remains your top priority! Calling Home offers a fresh take on the Resource Management genre. Begin by gathering resources, building, automating, and optimizing your outpost. Explore planets and adjust to their unique environments to fin… If you enjoyed this game, see our list of games similar to Calling Home.

79%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:atmosphere, grinding

79% User Score Based on 567 reviews

Imagine Earth is a real-time simulation game. Whole planets become your playground and keep the excitement going with strategy and puzzle element. Build up huge civilizations and deal with the self-inflicted climate change. It all depends on your individual development plans and growth management abilities. If you enjoyed this game, see our list of games similar to Imagine Earth.

68%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:gameplay, atmosphere

64% User Score Based on 78 reviews

Critic Score 77%Based on 3 reviews

Become a Space Pioneer by building and managing a station of your own on the orbit of distant planets! Focus on design and management or fulfill objectives to progress. Explore, Build and Prosper! If you enjoyed this game, see our list of games similar to orbit.industries.

Beyond Astra is a real-time 4X sci-fi grand strategy game. Expand your own civilization, explore captivating and mysterious planets and star clusters, interact with your citizens and other life forms and shape your destiny through nearly infinite possibilities. If you enjoyed this game, see our list of games similar to Beyond Astra.

An unforgettable journey of discovery, hope, and survival, as you strive to unlock the secrets of the universe and pave the way for humanity's destiny. By intertwining Exploration, Adaptive Gameplay, and Survival, ETERNITY offers a rich and immersive experience where you’re guiding humanity’s last fleet through a procedurally generated galaxy, and your “empire” is a moving city of ships. Every ve… If you enjoyed this game, see our list of games similar to Eternity.

59%Game Brain Score

Most mentioned negative aspects:graphics, music

100% User Score Based on 10 reviews

Blast off for fortune in Epic Space Trader, a classic trading adventure! Live the dream of a spacefaring tycoon! Embark on a thrilling voyage through a vast galaxy in this addictive space trading simulation. Chart your course across a living galaxy: Buy low, Sell high: Explore a dynamic marketplace and exploit fluctuating prices to become a galactic mogul. Beware of space hazards: Naviga… If you enjoyed this game, see our list of games similar to Epic Space Trader.

Device with 3GB minimum RAM required to play Explore a MASSIVE persistent universe. 900,000 stars, each star with its own solar system. More than 4 million planets to discover! Full 3D universe. Fly your starship to any part of the galaxy and to any planet. MASSIVE planets with terrain - fly down through the planet atmosphere and see the detailed terrain. Planets can have oceans with animated wat… If you enjoyed this game, see our list of games similar to Super Starship.

92%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

92% User Score Based on 471 reviews

The Great Gate has opened; adventure and riches await!Welcome to the Canis Major dwarf galaxy! We hope that your trip through the Great Gate was a safe one; many of the fortune-seekers that embark on this dangerous journey never make it this far. After all, an unauthorized jump of 25,000 light years through a heavily guarded artificial wormhole is bound to cause some issues – both technical and le… If you enjoyed this game, see our list of games similar to Vanguard Galaxy.

52%Game Brain Score

Most mentioned negative aspects:gameplay, story

73% User Score Based on 22 reviews

Galactic Ruler Enlightenment provides 2 different campaigns, each with an option for an aggressive or peaceful path to victory. Built on the same systems and features from the original Galactic Ruler, but designed around 2 new playable races.Players begin with a single homeworld and limited military, and must explore a unique galaxy with each playthrough, expand their territory and military forces… If you enjoyed this game, see our list of games similar to Galactic Ruler Enlightenment.

95%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:optimization, grinding

95% User Score Based on 3,619 reviews

The unexpected discovery of valuable minerals within the rings of Saturn has sparked a thriving space excavation industry. Experience hard sci-fi, top-down space simulator, with every aspect backed up by real physics and science. If you enjoyed this game, see our list of games similar to Rings of Saturn.

80%Game Brain Score

Most mentioned positive aspects:graphics, atmosphere

Most mentioned negative aspects:monetization, stability

80% User Score Based on 1,180 reviews

Explore, create, and simulate the cosmos with an interactive space sandbox! If you enjoyed this game, see our list of games similar to Solar System Simulator.

59%Game Brain Score

Most mentioned positive aspects:music

Most mentioned negative aspects:gameplay, grinding

69% User Score Based on 36 reviews

Build your spaceship, manage your crew, and explore the cosmos whilst trying to keep your crew alive and your ship fully functioning. This challenging survival colony sim features deep simulated ship systems and a whole universe to explore. If you enjoyed this game, see our list of games similar to SpaceSlog.

68%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:story, grinding

82% User Score Based on 34 reviews

Outpost on Syrinx is an atmospheric adventure game set on a wondrous alien world. Establish a base for humanity, uncover alien mysteries, and explore strange new lands. If you enjoyed this game, see our list of games similar to Outpost On Syrinx.

81%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:optimization, grinding

88% User Score Based on 133,145 reviews

Critic Score 73%Based on 32 reviews

The Stellaris: Console Edition - Starter Edition is crafted to guide you through your first steps in the Stellaris universe, giving you the tools to explore, expand, and conquer as you build your interstellar empire. If you enjoyed this game, see our list of games similar to Stellaris.

76%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:grinding, stability

76% User Score Based on 878 reviews

The Fermi Paradox is a choice-driven sci-fi narrative strategy game in which your decisions in one corner of the galaxy can upend entire civilizations in another. Guide species through millennia and help them explore the vastness of space, make contact and, perhaps, create harmony. If you enjoyed this game, see our list of games similar to The Fermi Paradox.

You are dropped onto a distant, uncharted planet with nothing but a transport bay and a single rover.There are no visible resources.No clear paths.No second chances. To survive, you must explore. Scan the UnknownYour rover is your lifeline. Scan unexplored sectors in real time Reveal hidden resources beneath the surface Identify safe zones, hazards, and expansion paths Every decision matters.Scan … If you enjoyed this game, see our list of games similar to Nova Origin.

humanity's last hope rests in your hands. Command a fleet of powerful ships as you battle through waves of enemy vessels, each more dangerous than the last. Progress actively or passively as you conquer the galaxy and protect Earth from a galactic threat. Buy and upgrade a fleet of advanced ships to aid you in your mission. Travel through space-time in a bubble that enhances human science, allowi… If you enjoyed this game, see our list of games similar to Star Clicker Odyssey.

In the 22nd century, humanity reached new heights in space exploration, colonizing distant worlds and exploring countless star systems. However, relentless expansion and the endless search for resources pushed Earth to the brink of exhaustion. To save themselves, humanity united under the Galactic Alliance and began a desperate search for new sources of energy and vital materials. Beacon of S… If you enjoyed this game, see our list of games similar to Galactic Sanctuaries.

53%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:gameplay

90% User Score Based on 10 reviews

Space Tourist is a chill, mechanic-lite space exploration game designed for those who love to discover beautiful worlds without overwhelming systems. An easy exploration game. Visit planets. Plant flags. Take photos. Relax. Are you a tired gamer looking for a mechanic-lite experience? All that sound good? Space Tourist is a game made for you. Gameplay Overview:In Space Tourist, you step into… If you enjoyed this game, see our list of games similar to Space Tourist.

51%Game Brain Score

Most mentioned positive aspects:gameplay

Most mentioned negative aspects:graphics

83% User Score Based on 12 reviews

"Red Planet Rampart" is a game not to be missed. Dive into this harsh yet fascinating red world now, and commence your journey to dominate Mars. Every choice, every battle, it's more than survival—it's about creating a legacy on the Red Planet. Are you ready to face the Martian frontier? Game Background Brief: Get ready for an epic Mars survival challenge! In "Red Planet Rampart, " an immersive sc… If you enjoyed this game, see our list of games similar to Red Planet Rampart.

Galactic Frontiers - Defense Protocol is an immersive tower defense game set in outer space, where players strategically fortify against waves of cosmic invaders using advanced technology and powerful towers. Created by three-person indie team mañana studios. Prepare for an odyssey into the far reaches of space with Galactic Frontiers - Defense Protocol. As the commander of humanity's last b… If you enjoyed this game, see our list of games similar to Galactic Frontiers - Defense Protocol.

59%Game Brain Score

Most mentioned positive aspects:story, optimization

100% User Score Based on 10 reviews

The Story In a future where humanity has colonized the solar system, you join Norton - an AI entity manifested as a cat - on a mission to create the ultimate autopilot. Your daring maneuvers become training data for safeguarding future pilots, all while exploring worlds that blur the line between technology and imagination. Core Experience Score points through dangerous flying - the riskier the s… If you enjoyed this game, see our list of games similar to Exosky.

Mark’s Power — A calm adventure inspired by classic games about a star pilot who crash-landed on a distant planet. People live here too, but their world resembles a distant past: simple towns, strange customs, and a way of life completely unlike the civilization you’re used to. To return home, you’ll need to explore the surroundings, meet the locals, and gradually find everything required to re… If you enjoyed this game, see our list of games similar to Mark's Power.

Embark on an exhilarating tower-climbing puzzle platformer adventure enjoying the sheer satisfaction of reaching greater heights through boundless creativity. Challenge your wits and dexterity as you navigate diverse levels featuring an array of characters. Explore different environments, from medieval castles perched on mysterious islands to towering skyscrapers reaching the clouds. Every le… If you enjoyed this game, see our list of games similar to Just Get There.

Embark on an open world journey across the stars while encountering foes, friends and forgotten stories. Build your ship. Recruit and train your crew. Most of all, explore and confront the unknown to reveal the true, vast nature of choice and consequence. If you enjoyed this game, see our list of games similar to Project Coreward.

A retro style space sim where you mine, trade, bounty hunt, pillage, and explore. In this game you choose you own path as you navigate the galaxy while balancing faction alligence and legality of your actions. If you enjoyed this game, see our list of games similar to Astro Traveler.

36%Game Brain Score

Most mentioned positive aspects:graphics

57% User Score Based on 14 reviews

Outer Space Shack is a base building game that simulates the key constraints of space exploration. From rocket payloads to solar panel yield, every element in the game is based on real-life characteristics. As you build and expand your space base, you'll need to plan an efficient layout and increase its capabilities through new buildings and machinery. Use rovers to do the heavy work at first, … If you enjoyed this game, see our list of games similar to Outer Space Shack.

Smugglers of Cygnus places you in command of a ship in the service of that noblest profession: Commerce. Travel the galaxy. Deliver goods. Deliver goods of questionable legality for higher rates. Fend off pirates, or perhaps become one yourself... The Galaxy is yours. Come and take it. If you enjoyed this game, see our list of games similar to Smugglers of Cygnus: Alpha System.

Magiterra is a farming simulator game with RTS controls. With a little bit of added fantasy elements, create your crop fields, produce hundreds of resources, fulfill many different missions, help your kingdom prosper and live in wealth! If you enjoyed this game, see our list of games similar to MAGITERRA.

Ironseed 3The Long ReturnThe Story Continues… The Ironseed did not die in deep space. It endured. Long after the escape from Mars, long after the fall of certainty, the ship still drifts... scarred, ancient, and carrying a burden no machine was ever meant to bear. You are no longer simply a captain. You are Vigil, the ship itself. A fractured guardian consciousness, holding together systems, … If you enjoyed this game, see our list of games similar to Ironseed 3 : Vigil.

12%Game Brain Score

Most mentioned positive aspects:humor

Most mentioned negative aspects:story, atmosphere

20% User Score Based on 10 reviews

Welcome to the Moon, Space Cadet! Roving Rovers is a cozy exploration and resource management game where you pilot your very own lunar rover! With humanity's arrival on the horizon, you have to explore the moon's surface to find useful resources to ensure the moon is fit for human inhabitants. You will traverse across imported scans of the moon's surface, meaning the craters, rocks and ridges t… If you enjoyed this game, see our list of games similar to Roving Rovers - Australian Rover Challenge 2026.

77%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, stability

77% User Score Based on 485 reviews

From stardust to cosmic sovereign! In this unique space game, evolve by devouring everything. Grow from a tiny rock into a massive galaxy. Each swallow brings growth, each evolution brings victory. Unlock the universe's ultimate secrets! If you enjoyed this game, see our list of games similar to Drifter Star: Evolution.

96%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:grinding, optimization

96% User Score Based on 97 reviews

See your civilization grow in a relaxing city builder that you’ll play at your own pace. Terraform and colonize a new planet by the means of magic. Reshape entire regions, conduct research, and create wondrous constructions! If you enjoyed this game, see our list of games similar to Scorchlands.

87%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:story, music

90% User Score Based on 48 reviews

Become spacefaring merchant in a galaxy filled with diverse planets, each with its own economy, resources, and challenges. Amass wealth and reputation by trading goods, negotiating with factions, and navigating the intricacies of interstellar commerce. If you enjoyed this game, see our list of games similar to Spaceport Trading Company.

50%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:story, replayability

61% User Score Based on 33 reviews

Signals is a casual planet hopper strategy game. Explore systems, harvest resources and repair alien devices. You’ll need to strategically work with the market to maximize your income while covering the cost of your operation in order to follow strange signals and discover what waits at the source. If you enjoyed this game, see our list of games similar to Signals.

89%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding

91% User Score Based on 2,154 reviews

Critic Score 82%Based on 1 reviews

Dynamic abstract sandbox universe. Changes and evolves as you do. If you enjoyed this game, see our list of games similar to Solar 2.

66%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding

66% User Score Based on 88 reviews

Satellite Command is a realistic astrophysics simulator. Complete contracts with real data, launch and take control of ever more powerful Satellites, research advanced technology and build your Space Agency! If you enjoyed this game, see our list of games similar to Satellite Command.

68%Game Brain Score

Most mentioned positive aspects:graphics, atmosphere

Most mentioned negative aspects:story, gameplay

68% User Score Based on 88 reviews

In this space flight simulator you take control of the space vessel Eurisko XI in its quest through deep space. Its goal: find our new home. If you enjoyed this game, see our list of games similar to Earth Analog.

80%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:stability, grinding

78% User Score Based on 12,958 reviews

Critic Score 82%Based on 11 reviews

Galactic Civilizations III is the largest strategy sandbox ever made. Start with a single world and expand across the galaxy through diplomacy, trade, cultural hegemony or military conquest in this single-player or multiplayer 4X strategy game. If you enjoyed this game, see our list of games similar to Galactic Civilizations III.

68%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, grinding

68% User Score Based on 1,070 reviews

Interstellar Rift is an open world starship simulator with an emphasis on ship construction and multi-player interaction. Players will need to survive in a hostile galaxy with their own custom designed and constructed starship. Space is vast but you wont have to face it alone, other players will be able to join your ship and help out, or build their own rival fleet and fight you across the galaxy! If you enjoyed this game, see our list of games similar to Interstellar Rift.

54%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:graphics, stability

82% User Score Based on 17 reviews

In celebration of the 25 yr anniversary of the first release, this compendium contains all 4 games in the Battlecruiser 3000AD series which was first released in 1996. If you enjoyed this game, see our list of games similar to Battlecruiser Generations.

90%Game Brain Score

Most mentioned positive aspects:gameplay, replayability

Most mentioned negative aspects:story, graphics

90% User Score Based on 126 reviews

Sol sector, 2200. Earth is ravaged by war and depleted natural resources. Despite advances in propulsion technology, humankind has failed to reach the nearest star system, Alpha Centauri. What scarce minerals can be found in the Sol system are dominated by emerging pirate factions. A mysterious wormhole appears in the rings of Saturn with no explanation. Early pioneers venture through a… If you enjoyed this game, see our list of games similar to Interstellar Pilot 2.

84%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, grinding

84% User Score Based on 541 reviews

You are among the latest, and perhaps the last, of the challengers to undertake this great journey into the stars. While the universe may be ancient, you and your rivals are still young. As you compete with one another for control of this galaxy, there are others, far older and more powerful than you, who watch from a distance with unknown intentions. It is time for you to prove your empire deserv… If you enjoyed this game, see our list of games similar to Interstellar Space: Genesis.

Defend Humanity From OrbitCommand a powerful battleship, build orbital defenses, and survive endless waves of alien invaders in a fresh take on rogue-lite tower defense. Fight across dynamic star systems where planets, moons, asteroids, and space stations move through orbit, constantly reshaping the battlefield. Build your defenses, take direct control of your command ship, harvest valuable resou… If you enjoyed this game, see our list of games similar to Vor'Taar: Invasion.

The belt is rich. The belt is dangerous. Break it open. (Please note: Screenshots are considered Work In Progress at this time, and will be updated as the game develops) Starbreaker is an open-world space sandbox about making your fortune at the edge of civilized space. Fly deep into procedurally generated asteroid fields wrapped around ringed planets and burning stars, crack rocks open with yo… If you enjoyed this game, see our list of games similar to Starbreaker.