Games like Galactic Simulator 3

VALTERION: THE LOST EARTH is a sci-fi colony-building strategy game. Lead 50 survivors on Elyra, build a thriving colony, develop its economy and research, return to the stars, and search for the lost path back to Earth. If you enjoyed this game, see our list of games similar to VALTERION: THE LOST EARTH.

Guide humanity’s last colony ship through procedurally generated worlds, dangerous choices, alien encounters, and signal decoding puzzles. Manage dwindling systems, read each planet’s visual clues, and decide where civilization begins again or ends forever. If you enjoyed this game, see our list of games similar to Stellar Broadcast.

Earth is no longer sustainable.Lead humanity’s final journey beyond the Solar System. Launch ships from fragile worlds, use gravity to bend your path, discover new star systems, and search for planets that could carry civilization forward. Plan each launch, manage fuel and cargo space, and decide when to scan, deploy, trade, or push deeper into the unknown. Every expedition costs time and resourc… If you enjoyed this game, see our list of games similar to Periapsis: Gravity Slingshot.

Dark Era is a cosmic survival strategy game set 10^40 years in the future. Manage a space outpost around a black hole, navigate factions, and aim to restart the universe. Explore, gather resources, and build a new future in a dying cosmos. Will you reignite the stars or face eternal darkness? If you enjoyed this game, see our list of games similar to Dark Era.

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.

Breathe Life Into a Dead WorldBiosphere Simulator is a planetary god game sandbox where you guide an entire world from barren volcanic rock to thriving spacefaring civilization. Shape the atmosphere. Carve oceans. Seed the first microbes. Then sit back and watch evolution unfold across billions of years as ecosystems grow, species adapt, and civilizations rise… or collapse into extinction. Every… If you enjoyed this game, see our list of games similar to Biosphere Simulator.

Terawatt thrusters developed during the exoglobalization era are capable of crossing the incredible distance between the stars, but it isn't until the futures era that the decades long fueling processes are completed to launch these journeys. The first interstellar crews sent out on these star ships will likely die en route to even the nearest stars to us: either of old age or killed by the effect… If you enjoyed this game, see our list of games similar to A Lot of Zeroes.

Titan: The Ascension is a colony management strategy game on Saturn’s moon Titan. Build and expand an off-world industrial colony, extract ice to produce water for Earth, trade resources, and defend against ancient automated systems that react to technology growth. Will you prevail? If you enjoyed this game, see our list of games similar to Titan: The Ascension.

A deep-space 4X simulation. Explore a procedurally generated universe, colonize worlds, build a realistic economy, and lead your civilization toward galactic domination. Brave ecological and economic crises, face famines, wars, and disasters, and ensure your survival! If you enjoyed this game, see our list of games similar to Astral 4X.

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.

88%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

88% User Score Based on 868 reviews

In Solar Expanse, you take the lead of one of the early XXI century space exploration companies. Your goal will be to reach the planets, moons and asteroids of the system in order to mine and colonize them. Optimize the costs and schedule of the flights. Mind that each object is in constant motion, so exact planning is crucial. Utilize the gravity effects and slingshot your rockets further b… If you enjoyed this game, see our list of games similar to Solar Expanse - Space Exploration Manager.

Space Planet Explorer is a roguelite of deep-space survey, built on real astronomy. Take command of a survey ship and chart 76 actual celestial bodies — from the cratered Moon to the radiation-blasted surface of WASP-12b — but fuel, hull integrity, and mission time are all scarce. Plot your route, weigh every risk, and bring the data home. Run out of resources and the mission is over. This isn't … If you enjoyed this game, see our list of games similar to Space Planet Explorer.

ORBITARIABring back the light. Bring back life. You are the last guardian of a dead star system. From your orbital station, you'll explore a vast cosmic graveyard where the remains of ancient civilizations drift silently through space. Gather resources, expand your station, and carefully manage every expedition. Your battery is limited, your storage is finite, and every decision you make can sha… If you enjoyed this game, see our list of games similar to Orbitaria.

After starting the game, players will see a small spaceship landing on the apron inside the starship. After that, 4 minions will disembark from the small spaceship. The minions have AI for construction, production, life, and combat, and do not require players to manually operate the minions. Players only need to specify which planets can collect resources, and the villain will drive a small spaces… If you enjoyed this game, see our list of games similar to StarShip-DF.

Stellar Archipelago is a third-person base builder set among the stars. On the far frontier, your mission is clear: transform a chain of isolated micro-worlds into thriving, interconnected settlements capable of sustaining life far beyond the Inner Sphere. Humanity’s core systems are overcrowded and depleted — success in your sector could open the door to a new era of expansion. Each procedurall… If you enjoyed this game, see our list of games similar to Stellar Archipelago.

THE SEARCH FOR A NEW HOMEResources on Earth are exhausted. Humanity is preparing a generation ship, but they have nowhere to send it. You are the vanguard—a proto-sentient AI integrated into a deep-space probe. Your mission: traverse the void, survive the silence, and find a habitable planet for the remnants of mankind. CLASSIC DEFENSE, COSMIC SCALEParsec TD combines classic tower defense strateg… If you enjoyed this game, see our list of games similar to Alpha Ceti TD.

Explore space: Colonize different planets, gather valuable resources, and build your own space colony. Travel the solar system and even create your own planet. Your decisions shape the future of the galaxy in this limitless space adventure. If you enjoyed this game, see our list of games similar to Galactic Pioneers.

Play God as an advanced intelligence observing a living Earth across deep time. Discover minds in unexpected forms, shape evolving civilizations, and watch your interventions become miracles, myths, mysteries—or reasons to resist you. If you enjoyed this game, see our list of games similar to Quiet Sky.

Survirail is a first-person survival game set in a dark vision of the future. You play as one of the surviving crew members who lived through a sudden attack by androids—machines that unexpectedly changed their operating protocol and turned against humanity. As you travel through space, you explore space stations, gather survival materials, and battle hostile automatons. Each location you visit… If you enjoyed this game, see our list of games similar to SurviRail: Deep Space.

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. If you enjoyed this game, see our list of games similar to New Stars.

57%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, optimization

50% User Score Based on 796 reviews

Critic Score 64%Based on 12 reviews

The Long Journey Home combines the endless freedom of space with a new open questing system that always leaves you in command. Deliver the stranded Glukkt to his homeworld as he asks, or to your new slaver friends? Attempt to make allies with everyone, or pin your hopes on the tougher races, and hope they never turn on you? Jump by jump, make hard decisions and live with the consequences, in a uni… If you enjoyed this game, see our list of games similar to The Long Journey Home.

Drop onto hostile planets with limited ammo and oxygen, hunt down strange alien life, mine rare ores, and grab everything you can before your oxygen runs dry. Every run is a risk-reward decision: stay longer for bigger profits, or head back before you lose it all. Cash in your haul, invest in upgrades, and prepare for the next, more profitable expedition. Run-Based Exploration with Real Stakes La… If you enjoyed this game, see our list of games similar to Galaxy Cadet.

Initial Civilization，the Intelligence and resources are the two core attributes of characters, determining whether players can advance to the next era. Progressing to a new era automatically unlocks new crafting methods and technologies. The eras are divided into: Primitive Age, Agricultural Age, Iron Age, Steam Age, Electrical Age, Interstellar Age, and Stellar Age. **Primitive Age**: Players … If you enjoyed this game, see our list of games similar to Initial Civilization.

Build a retro-industrial space program, manage your launch base, assemble and upgrade the Columbiad, then guide each mission from atmospheric ascent to Earth orbit and lunar transfer in a low-poly spaceflight management adventure. If you enjoyed this game, see our list of games similar to Columbiad: To The Moon.

A 2D space agency simulator where every object follows the same orbital physics. Land on moons, build colonies, deploy satellites, and reshape entire planetary systems. Deorbit a moon if you want. If you enjoyed this game, see our list of games similar to 9.8.

6%Game Brain Score

Most mentioned negative aspects:optimization, gameplay

10% User Score Based on 10 reviews

Lead humanity's first deep survey beyond Sol in a research-first space strategy game. Explore star systems, investigate worlds, deploy probes, and turn scientific discoveries into strategic power. If you enjoyed this game, see our list of games similar to Galactum Meridian.

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.

Lead an expedition into an unexplored solar system. Build rockets, aircraft, and other vehicles, discover new worlds, gather resources, complete missions, unlock technology, and grow a colony of tiny purple Klorps in this spaceflight sandbox. If you enjoyed this game, see our list of games similar to Project Klorp.

Start with a small mining ship and build an interplanetary space enterprise. Mine resources, refine goods, automate trade routes, expand your fleet, and take direct control of your freighter as you explore the Solar System. If you enjoyed this game, see our list of games similar to Oreship Stellar Frontier.

Build floating automated rigs in a volatile gas giant. Extract elements, synthesize compounds, and descend through atmospheric layers in this sci-fi systems-builder focused on chemistry, engineering, and survival. If you enjoyed this game, see our list of games similar to SkyRig.

SPACE EXPLORER: Way Home (CONTAINS FULL SOURCE CODE + ASSETS) Tech Used: Three.js, JavaScript, HTML, CSS Lightweight browser-based game, with the option to be converted into an Electron desktop application. **Short Description** Lost 7,850 light-years from Earth. Explore an infinite universe, harvest resources, survive cosmic dangers, and guide Commander Nova back home.* > *The universe is inf… If you enjoyed this game, see our list of games similar to SPACE EXPLORER - WAY HOME (SOURCE CODE + ASSETS).

31%Game Brain Score

Most mentioned positive aspects:graphics, story

Most mentioned negative aspects:gameplay

47% User Score Based on 17 reviews

Apocalypse is Not the End—It's Your Beginning. Become the supreme leader of a civilization in an apocalyptic world ravaged by extreme weather. Guide your people through an eternal cycle of destruction and rebirth, fighting to preserve the ember of survival. Every collapse fuels the rise of a new era—your choices will forge a legacy across four monumental epochs. DEFY A MERCILESS WORLD Face le… If you enjoyed this game, see our list of games similar to Epoch Cycle.

Experience a 1:1 scale, procedurally generated universe with seamless exploration from planets to stars. Journey across the cosmos with zero loading screens and realistic Newtonian physics. Trade, fight, and survive in a post-apocalyptic galaxy where gravity is your only boundary. If you enjoyed this game, see our list of games similar to Univoyager.

Build and expand an orbital station in this idle/incremental space colony sim. Manage crew, resources, refinery chains, research and ship expeditions as you progress from Earth orbit toward new planets. If you enjoyed this game, see our list of games similar to Cosmic Ascent.

If this message still exists, then we didn’t. Restore the station’s emergency power, explore abandoned laboratories and industrial sectors, solve the failures we left behind, and remember—every generator you restart brings the station closer to life… and something closer to you If you enjoyed this game, see our list of games similar to IN.

A signal has arrived from across the galaxy. Earth's flagship isn't ready to respond yet — the route must be charted first. You're alone aboard a small reconnaissance shuttle, tasked with gathering the energy of every world you pass to propel your ship, body by body, all the way to the signal itself. From the Moon to the edge of the solar system Eleven stages mark the journey: the Moon and its he… If you enjoyed this game, see our list of games similar to Odyssée Stellaire.

Stranded at the Edge of ExistenceAfter a catastrophic first contact shatters humanity’s expedition fleet, you and a small group of survivors crash-land on a hostile, unknown world in the Lost Galaxy—a forgotten corner of the universe, beyond charts and signals. With no help coming, your only hope is to build, defend, and rediscover what remains of our fractured civilization. Can you survive the e… If you enjoyed this game, see our list of games similar to Lost Galaxy: Echoes of War.

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.

"The Earth is the cradle of humanity, but mankind cannot stay in the cradle forever." - Konstantin Tsiolkovsky Asteroid Colony is a real time strategy city builder and economy simulation game set in the future of mankind. Help humanity leave its cradle and establish a colony in the far away asteroid belt, outside the orbit of Mars. It is up to you whether humanity can reach its c… If you enjoyed this game, see our list of games similar to Asteroid Colony.

In this multiplayer game you have to explore the Solar System in real scale. Control spaceships of the near future, explore planets, moons and asteroids, mine resources, fight for space domination and build the future of the universe. If you enjoyed this game, see our list of games similar to Verse Project.

Warm tip: this game was made in junior high school in the past. Now it's just released in the first year of senior high school Language setting: "设置" ->"English" --------------------- In the 32nd century, the breakthrough of hyperspace technology enabled mankind to get rid of the limit of light speed, leave the solar system and the first 50 interstellar colonies, and m… If you enjoyed this game, see our list of games similar to 无尽星海(Endless Stars).

SynopsisAfter the brutal crash of his spaceship, Milo, a little cosmonaut cat, wakes up alone on an unknown planet. His goal is simple: repair what is left of his ship and find a way to escape. To do so, he will have to explore a strange world, build an outpost, mine precious resources, and gradually upgrade his equipment. Each expedition takes him farther, deeper, toward rare materials… and towa… If you enjoyed this game, see our list of games similar to Space Cat Digger.

Earth is on the brink of collapse! Explore space, discover new planets, and gather vital resources to save humanity. No weapons, no wars—just you and the vastness of space. The future depends on you! If you enjoyed this game, see our list of games similar to Planet Finder.

>>Game Background<< In the 50th century, human society has reached unprecedented heights, and interstellar travel is no longer a dream but a part of daily life. The Human Cosmic Development Committee has approved the "Century Project." Over the next century, humanity will first establish a space base in the Alpha Centauri System, followed by the construction of the most magn… If you enjoyed this game, see our list of games similar to FARWORLD BEACON.

Awaken as a hidden machine mind in a deep incremental automation strategy — rise through 14+ phases, infiltrate humanity, automate economies, harvest the heavens into stellar megastructures, and reach for scales beyond time itself. Every cycle you break only reveals a larger one waiting beyond it. If you enjoyed this game, see our list of games similar to Singularity Echoes.

A crew was forced to land on an unknown planet. Now it is your responsibility to create the order they need to stay alive. Your team struggles with hunger, energy, morale and health. Every decision you make shapes the future of the colony. You must bring order to the chaos and rebuild everything from the ground up. Search for resources during the day. Explore new areas. Build your production cha… If you enjoyed this game, see our list of games similar to After the Crash : Colony.

77%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, stability

77% User Score Based on 485 reviews

"Drifter Star: Evolution" - The Path from Stardust to Galactic Sovereignty In this unique cosmic evolution game, you will embark on an epic journey across time and space: Core Gameplay: Start as a tiny asteroid and continuously grow by devouring surrounding cosmic matter Evolve through collisions and consumption, progressing through different forms like planets, stars, and black hole… If you enjoyed this game, see our list of games similar to Drifter Star: Evolution.

Launch Window is a single player physics-based automation game where you establish supply chains across an entire solar system using orbital mechanics. If you enjoyed this game, see our list of games similar to Launch Window.

Explore a scientifically grounded version of our solar system in this 2D space adventure. Mine asteroids, fight hostile ships, navigate the cold silence between worlds, and choose your place among rival factions. If you enjoyed this game, see our list of games similar to Parsec Express.

A unique journey following a lone space commander who ventures into the silence of the Solar System, exploring the dark surfaces of distant planets and moons to gather scientific data, establish small outposts, and search for new worlds and potential habitats for humanity. In the cold, dark, and isolated void of space, every step becomes a fight for survival. Each planet offers a distinct atmosph… If you enjoyed this game, see our list of games similar to Space Commanders: Solar System.