Stella Nova
Build modular space stations, manage citizen crews, and master a deep crafting chain in a procedurally generated solar system with real orbital physics. Mine asteroids, smelt alloys, manufacture components, and expand across the planets!
The top results based on the latest update are Starship Colony [Score: 1.0], Resort Galactica [Score: 1.0] and Planetbase [Score: 1.0] The top rated games you can find here are Spaceflight Simulator [SteamPeek Rating: 8.3] ranked #22, Surviving Mars [SteamPeek Rating: 7.5] ranked #25 and Space Haven [SteamPeek Rating: 7.3] ranked #30 Also don't forget to check the newest releases SpaceSlog [Release date: 2026-04-17] ranked #6, The Last Starship [Release date: 2026-02-03] ranked #9 and A Planet of Mine MasterMine Edition [Release date: 2025-11-11] ranked #12 While it is tempting to play with the newest and the best, there might be some other gems in the results, like Spaceflight Simulator [SteamPeek Rating: 8.3] ranked #22, Surviving Mars [SteamPeek Rating: 7.5] ranked #25 and The Final Earth 2 [SteamPeek Rating: 5.8] ranked #29.
Build modular space stations, manage citizen crews, and master a deep crafting chain in a procedurally generated solar system with real orbital physics. Mine asteroids, smelt alloys, manufacture components, and expand across the planets!
A deep starship colony sim. Build your starship, manage air, water, food, fuel, energy, temperature and psychology to keep your crew alive across vast distances. Closed-loop system in space. Mining, wiring, plumbing, in-ship factory, (alien?) radio signals & translation, diplomacy, combat, and more.
Welcome to Resort Galactica, a hotel simulator set in space where you design, build, and manage an extravagant resort among the stars. Care for your guests based on each species' individual needs. Expand your hotel with restaurants, leisure centres, and entertainment floors.
Guide a group of space settlers trying to establish a base on a remote planet. Grow food, collect energy, mine resources, survive disasters and build a self-sufficient colony in a harsh and unforgiving environment.
Command a damaged scout ship in a living space colony survival sim. Wake your crew from cryostasis, secure water and food, build fragile settlements, trade or smuggle between factions, and survive the stories that emerge.
A sci-fi settlement building game with orbital mechanics. Start from a spaceship, scan asteroids, manage fuel, ore, electricity, time, and sanity, while expanding your settlement, exploring an alien solar system, and building stations and spacecraft to support your growing colony.
Build your spaceship, manage your crew, and explore the cosmos whilst trying to keep your crew alive and your ship fully functioning. This game features simulated ship systems and a lived in universe which creates a challenging, unique and unforgettable experience with every playthrough.
Antimatter is a sandbox strategy game, colonise planets, build your city on the surface or the underground. Build your spacestation or control your own spaceships to explore a huge and living galaxy !
Perihelion lets you run your own rocket engine shop. Take over an abandoned desert airfield, design realistic, unique engines, then test them!
The Last Starship is a 2D space construction game where you design and upgrade your starship. Choose your path: pirate hunter, miner, engineer, spacebus driver, and more, whilst exploring vibrant star systems. Enjoy a growing sandbox world, with regular free updates. Your cosmic adventure awaits!
Gnomoria is a sandbox village management game where you help lead a small group of gnomes, who have set out on their own, to thrive into a bustling kingdom! Anything you see can be broken down and rebuilt elsewhere.
Build a colony on an alien planet. Supply settlers, defend against meteors, upgrade your base, develop your economy, and fight for survival.
A Planet of Mine Mastermine Edition is a cozy 4X game with mass strategy! Choose your winning gang, mastermine resources, and build your base and tools to boost your technology and conquer space! Unless your neighbors don’t see it that way… Trade, peace or clash: your planet, your choice!
From a humble campfire to a multi-city kingdom, lead with grace in RAEV: Kingdom on the Distant Shores: a unique kingdom builder where every decision shapes the fate of your fox citizens and the legacy of your continent-spanning kingdom. With a freeform building system, no grids, no limits.
Spaceship Idle is an idle/incremental 4X grand strategy auto battler where you build your own spaceship and engage in space battles. Research a vast tech tree, equip unique weapons, unlock powerful upgrades, construct bigger and better ships, win epic (auto) battles, and conquer the galaxy!
A rocket simulation game inspired by SpaceX's rocket recovery technology: Precisely control rocket engines, plan launches, complete missions, secure government funding, deliver supplies to Mars, and ultimately achieve Mars terraforming and human colonization.
Build and lead your colony on a lost ringworld, where deadly conditions await on both sides while the world keeps turning! Progress through technological evolution, survive cultural revolution, and govern with a wise and steady hand!
The Spatials are back with Galactology! Design, build and protect your colony station from the many enemies you will make while exploring the galaxy and exploding their homeworlds.
Engage in the construction of your station from a variety of different modules. Create your space fleet. Protect your base from enemies...
Build and manage space outposts on the Moon and Mars in this realistic simulation game. From the first step on the Moon to Mars colonization, launch rockets, take care of your astronauts and expand your base as you explore the cosmos. No grind, just pure management and exploration fun.
Orbit Engineer – Build, grow, and survive in your own space station. Manage crew morale, supplies, and research while facing unpredictable space events and system failures. Every decision matters as you expand and fight to keep your station alive in space.
A Planet of Mine is a mini procedural 4X. Starting from a single and unique planet, survive, gather and combine resources, develop your technologies and start the conquest of space.
In Spaceflight Simulator, you will get to build your rockets, plan launches and flights, attempt landings, deploy payloads and explore new worlds.
ATC is a base building game set in a post-apocalyptic world featuring urban environments. Build a base across several layers with dozens of survivors. Fight other factions for the control of the remaining production centers and explore the world to find long forgotten resources and technologies.
Take the helm of a cutting-edge space agency with the mission to explore and exploit the Solar system. Realize the historical, and futuristic mission to establish humanity as the Interplanetary species.
There will be challenges to overcome. Execute your strategy and improve your colony’s chances of survival while unlocking the mysteries of this alien world. Are you ready? Mars is waiting for you.
From a small 2-man team comes a unique space station management sim. Take on the role of an A.I commanding a lost space ark. Try not to let your crew run amok and wreck the place.
Nova Origin is a next-generation sci-fi city builder set on a mysterious alien planet. Build, expand, and survive as you establish a thriving colony, manage resources, and uncover the secrets of a hostile new world.
Building and managing a late medieval city is a series of challenges. Build wells to provide drinking water, markets to provide bread and food, and theaters to collect performance tax. Stage mode continues an interesting story and journey, random map mode fills each game with a new experience.
The Final Earth 2 is a vertical sci-fi city builder. Earth is unlivable, so you decide to create a space colony. Gather resources, then build and research your way to a better future! Grow your city from an exploration ship to a huge metropolis, full of advanced technology. What will you build?
Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.
Stranded on Mars with next to nothing, build a city, assemble a fleet, and expand your empire to survive a hostile solar system in this new take that combines elements of space combat and RTS inspired by the classics.
Crash-landed in an endless jungle, you must rescue survivors, build a steam-powered colony, and construct an escape vehicle before the wilderness claims you. Endless Vine is a steampunk survival colony builder where every decision shapes your fight for survival.
Can you build an entire country? An infrastructure and economy management sim. Lead a nation to prosperity by strategically placing towns and factories. Choose between bidding teams to build connections, while paying attention to citizen feedback on Social Bird to avoid civil unrest.
"Evolve your gameplay in this genre-bending Tower Defense. Your choices dictate the mechanics: enhance classic TD strategies, fuse them with other modes, or abandon defense entirely. It's like unlocking countless mini-games in one package—every level offers a fresh, unique experience."
Dawn Apart is a space colony and factory sim with fully destructible environments. Mine, automate, and defend your settlers, or lead a rebellion against the very corporation pulling your strings…
Stellar Settlers is a chill space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, settle on 10 hostile alien planets and build your own thriving colony. Get enough materials to build a physics-based Spaceship and try to escape from disasters.
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