Games like Celestium
Looking for games like Celestium? Here are top open world simulation recommendations with a science fiction focus, selected from player-similarity data — start with PlanetSmith, Cosminers or Sector Space.
After disaster strikes a remote moon research base, your escape pod malfunctions and crash-lands on an Earth-like planet. Stranded with limited supplies, you must explore your surroundings, gather resources, and build shelter to survive. Once your basic needs are met, your goal becomes clear: build a new ship and escape the planet. But you quickly discover you are not alone. Hostile creatures roa… If you enjoyed this game, see our list of games similar to PlanetSmith.
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Come chat with the devs! About the GameAs a novice space miner, you have been assigned to work on an unexplored, distant planet. With little local fauna and a poisonous atmosphere, it shouldn't be much of a problem to expand your base and extract valuable resources. It shouldn't... Throughout the day, discover new deposits of raw materials, mine and process them in advanced refineries. From the… If you enjoyed this game, see our list of games similar to Cosminers.
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- 86%Game Brain ScoreMost mentioned positive aspects:gameplay, optimizationMost mentioned negative aspects:grinding, story95% User Score 41 reviews
Sector Space is a cozy top-down single player space sandbox with retro graphics. The game takes place in a procedurally generated world with a seamless travel system. Each world represents a single galaxy in the void with hundreds of star systems and points of interest for the player to visit. Characters pilot their own ship and depending on the chosen character class (profession) may have up t… If you enjoyed this game, see our list of games similar to Sector Space.
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- 50%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:story, monetization58% User Score 38 reviews
Embark on a thrilling space adventure in Cosmic Miners, a single-player sci-fi game that blends mining, exploration, and strategic upgrades into a rich galactic experience. Take on the role of a daring miner of Harvesters, navigating asteroid belts and planetary orbits to extract valuable resources, build your fleet, and rise to prominence in a universe full of opportunity and danger. Traverse d… If you enjoyed this game, see our list of games similar to Cosmic Miners.
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- 83%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:grinding, stability83% User Score 2,070 reviews
Explore endless Universe and create the most efficient constellation of colonies. Build conveyor systems to automate production. Take care of Astronauts and their needs! Establish new colonies as part of intergalactic simulation. If you enjoyed this game, see our list of games similar to Astro Colony.
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The Universe is yours. SpaceCraft is an online space exploration and building game. Explore a vast galaxy of solar systems and planets, mine and craft resources, design and build ships, automate planetary bases and interplanetary logistics, trade and cooperate. If you enjoyed this game, see our list of games similar to SpaceCraft.
- 98%Game Brain ScoreMost mentioned positive aspects:gameplay, storyMost mentioned negative aspects:graphics, grinding98% User Score 124 reviews
Dig deep down the abandoned planet to find it's secrets and earn cash by collecting resources. Spend your money on buying various trinkets and instruments that will help you along the way to earn even more profit. If you enjoyed this game, see our list of games similar to Colony 37.
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- 90%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:stability, story90% User Score 1,827 reviews
Ocean World is a free Prologue introducing one of the planets that you can transform in the full game "Eden Crafters", now available ! You located a planet where your scanners detected a lot of water, it should be easy to turn it into a habitable haven for humanity. Gather materials, craft essential tools, and lay the foundation for a thriving civilization. Except... maybe there is to… If you enjoyed this game, see our list of games similar to Ocean World: Eden Crafters Prologue.
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- 61%Game Brain ScoreMost mentioned positive aspects:story, graphicsMost mentioned negative aspects:gameplay, grinding61% User Score 603 reviews
Starsand is a mystic survival game set among the dunes of an arcane desert. An open-world full of danger, vast environments and mysterious happenings await you! Explore, hunt, craft, build – and SURVIVE. If you enjoyed this game, see our list of games similar to Starsand.
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- 79%Game Brain ScoreMost mentioned positive aspects:gameplay, storyMost mentioned negative aspects:stability, optimization79% User Score 20,953 reviews
Get a great start into Empyrion - Galactic Survival with the Complete Edition! It includes the base game plus the Dark Faction DLC, where you must survive a terrible new threat to the galaxy. If you enjoyed this game, see our list of games similar to Empyrion: Galactic Survival.
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- 68%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:story, grinding68% User Score 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.
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- 65%Game Brain ScoreMost mentioned negative aspects:gameplay, graphics75% User Score 32 reviewsCritic Score 72%4 reviews
Explore an uncharted world of forgotten alien tech & lore, while crafting your way to freedom and stopping the spread of the ooze, a tenacious galactic menace! Brought to you by Apogee, THE original indie publisher, famous for Wolfenstein, Duke Nukem, Rise of the Triad, Prey & Max Payne. If you enjoyed this game, see our list of games similar to Residual.
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Emberhaven In this gradually corrupting world, ignite the spark of hope. "Emberhaven" is an open-world sandbox survival and construction game set on a procedurally generated, perilous fantasy continent — where forests are withering, corruption is spreading, and within the abyss, some indescribable force is dragging everything towards chaos. You will start by picking up your first branc… If you enjoyed this game, see our list of games similar to Emberhaven.
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MineEngineer is a 2D space-survival sandbox where engineering, exploration, and creativity collide in a universe full of planets, asteroids, and unknown dangers. You start alone in the void with only basic tools and a fragile survival pod. From there, you'll mine resources, explore planets, fend off threats, and build bases and ships piece by piece — exactly the way you imagine them. Multipla… If you enjoyed this game, see our list of games similar to MineEngineer.
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- 51%Game Brain Score51% User Score 4 reviews
As humanity enters the final frontier, finding planets that are habitable becomes a gold mine. You were one of the many explorers sent out to colonize the galaxy, the only difference is you successfully found a habitable planet. Now you must survive in the star system until the first colony arrives. Explore your star system going from planet to planet gathering resources that you cannot find on a… If you enjoyed this game, see our list of games similar to Tiny Pixel Planets.
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BEWARE THE DEPTHSBeware the Depths is a multiplayer, procedurally generated open-world survival game for 1-8 players set in a vast fantasy world. Play as an adventurer in the world of Perdita- a realm that borders reality and what lies beyond. Here you must craft, build, and battle to survive. EXPLORE A WORLD SHROUDED IN MYSTERYVenture into the vast lands of Perdita, where each journey offers new… If you enjoyed this game, see our list of games similar to Beware the Depths.
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The earth is contaminated, there are hardly any people left alive. Human pride reaches its climax with the use of AI to generate a wormhole to another planet. During the opening, energy from another three-dimensional reality leaks into our atmosphere. Humanity falls in just 30 days due to the radiation of said energy, and those who do not die, mutate into wild beasts without reason.Only a few with… If you enjoyed this game, see our list of games similar to The Scar.
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A new chapter in the apocalypseThe Nuclear Age integrates exploration, combat, construction, trading, and socialization. In this post apocalyptic world full of danger and opportunity, every player can write their own legendary story. Whether to become a solitary wasteland legend, establish a prosperous commercial empire, or create a warm community home - countless possibilities await your choice.S… If you enjoyed this game, see our list of games similar to Nuclear Epoch.
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- 90%Game Brain ScoreMost mentioned positive aspects:gameplay, musicMost mentioned negative aspects:grinding, stability90% User Score 663 reviews
Grab your jetpack and explore procedural asteroid fields, derelict spaceships and abandoned outposts. Build your Space Rig to process scavenged trash. Craft, trade and fight your way to success in this interstellar, open-world sandbox. If you enjoyed this game, see our list of games similar to Space Trash Scavenger.
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- 90%Game Brain ScoreMost mentioned positive aspects:gameplay, storyMost mentioned negative aspects:grinding, stability90% User Score 14,354 reviews
Avorion is a procedurally generated sci-fi sandbox where players start out at the edge of the galaxy and must find their way to its core. Players build their own ships, which they will use to explore the galaxy, trade and fight. Space ships are mainly of large scale, with crews, turrets and energy systems that you will have to manage. The galaxy gets more hostile, but also more rewarding the close… If you enjoyed this game, see our list of games similar to Avorion.
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- 86%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:grinding, stability85% User Score 1,097 reviewsCritic Score 90%1 reviews
You wake up and found yourself lying in a hibernation pod, with no food, no clothes, no nothing. All you have to do is survive. Finding ways to use things around you will help you in surviving and uncovering the mysteries of this strange and dangerous planet. If you enjoyed this game, see our list of games similar to Keplerth.
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- 83%Game Brain ScoreMost mentioned positive aspects:graphics, gameplayMost mentioned negative aspects:music, stability83% User Score 190 reviews
Earth is gone ... Humanity is faced with extinction ... Our only hope is to find another world. Star Explorers is a game that randomly generates a galaxy. Each star and and celestial object can be scanned and added to an ever expanding database, every planet can be landed on and explored. If you enjoyed this game, see our list of games similar to Star Explorers.
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- 91%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:grinding, stability91% User Score 2,206 reviews
You are a representative of the CRAFT & Co company. You are selling automated fabrication tools across the galaxy when your spacecraft crashes into a hostile planet. Use the tools you sell and the local resources to build up all of what you'll need to survive and eventually be able to escape the planet. If you enjoyed this game, see our list of games similar to Dig or Die.
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DescriptionThis is a 2D top-down survival game set in a rich and challenging world. Players must survive by exploring, gathering, crafting, and building, gradually growing stronger over time. Venture into mines to collect powerful materials, upgrade your equipment, explore ancient ruins, defeat formidable enemies, and claim valuable treasures. Craft magical wands, build spell towers and territorie… If you enjoyed this game, see our list of games similar to Unbound Pioneer.
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Feature List About the GameJoin the open Playtest from March 12–22, 2026 and earn the free “Bandits” DLC. Players who participate in the Playtest will gain access to a special expansion introducing bandits roaming the wild lands of Alaska. Mine gold, survive the harsh climate, and build your own empire during one of the greatest gold rushes in history. ---- Mine Gold Like During the … If you enjoyed this game, see our list of games similar to Alaska Gold Fever.
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In a distant future where humanity has abandoned the solar system, leaving silent worlds and unsolved mysteries, you are a lone interstellar traveler who crash-lands on Earth. Now a desolate and unrecognizable planet haunted by the remnants of a vanished civilization, Earth becomes your unexpected battleground for survival. With no way to leave, your mission is to restore an abandoned launch base… If you enjoyed this game, see our list of games similar to A Silent Desolation.
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Embark on an epic journey through the vast cosmos in Starfuse, an open-world sandbox adventure. Travel between procedurally generated worlds, each brimming with unique wonders and challenges, as you unravel the secrets of the universe. Mine resources, construct magnificent structures, engage in thrilling battles, and find valuable treasures in the deepest caverns. Upgrade your spaceship with adva… If you enjoyed this game, see our list of games similar to Starfuse.
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MORE INFO DEMO ACCESSWe invite you to dive into the early version of Verse Project — a multiplayer space simulator game with a vast open world. The technical demo offers a unique chance to explore the game’s core, including the flight simulator system and world interactions, which will evolve with the community. Please note that this is an early version and may change significantly. Steam P… If you enjoyed this game, see our list of games similar to Verse Project.
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BLACKFROST: The Long Dark 2 is the sequel to the hit survival game, THE LONG DARK, launched on Early Access and honed over 10 years of open development. It is the evolution of the survival sandbox, refining every aspect of the original, and introducing co-op to the formula. Conceived of and developed by Hinterland, the same creative team that brought you the original. Brave New WorldExperience … If you enjoyed this game, see our list of games similar to BLACKFROST: The Long Dark 2.
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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.
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Embark on a heart-pounding journey in this survival open-world game, where a relentless creature, Humanoids prowls the landscape. Explore, craft, build, and fight for your life as you navigate the dangerous world. Explore Unknown World Join on an enchanting adventure through a captivating, open-world with stunning land and underwater creatures. Unearth hidden secrets, discover new plants, and col… If you enjoyed this game, see our list of games similar to Humanoid.
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- 65%Game Brain ScoreMost mentioned positive aspects:optimizationMost mentioned negative aspects:stability88% User Score 25 reviews
You are a Viking warrior, stranded in a hostile land in between the human realm and Valhalla. With nothing but your wits and determination, you begin to gather survivors and resources to build a new village. As you carve out a home in this rugged landscape, you must defend your people from the fallen warriors. Your journey will take you across vast territories. Through strength and strategy, lead … If you enjoyed this game, see our list of games similar to Valhalla Path: Survival.
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- 51%Game Brain ScoreMost mentioned positive aspects:gameplayMost mentioned negative aspects:graphics83% User Score 12 reviews
Game Background Brief: Get ready for an epic Mars survival challenge! In "Red Planet Rampart," an immersive sci-fi survival role play game, you are deployed to the desolate red planet to reforge humanity's hope. With no hospitable atmosphere, no nurturing water sources, only relentless storms, unknown alien creatures, and the remnants of ancient Martian civilizations, you must use wit an… If you enjoyed this game, see our list of games similar to Red Planet Rampart.
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- View Game86%Game Brain ScoreMost mentioned positive aspects:story, graphicsMost mentioned negative aspects:grinding, optimization86% User Score 1,780 reviews
Salt 2 is a pirate-themed open world adventure focused on exploration, crafting, and survival. Play solo or with up to 5 friends, sailing the sea with your ship as a mobile base. Discover islands full of quests, towns, caves, and secrets. Level up, craft gear, hunt, fish, and customize your ship. If you enjoyed this game, see our list of games similar to Salt 2: Shores of Gold.
- 60%Game Brain ScoreMost mentioned positive aspects:gameplayMost mentioned negative aspects:story100% User Score 11 reviews
Wreckborn is a combination of survival, base building, exploration, and combat in space. This single-player science fiction game offers gameplay in a procedurally generated open world full of asteroids, wrecks, and clashes with space pirates. Your goal is to survive, develop your colony, and build infrastructure in the unforgiving cosmos. Step by step, reclaim control over the system that space… If you enjoyed this game, see our list of games similar to Wreckborn.
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- 83%Game Brain ScoreMost mentioned positive aspects:story, graphicsMost mentioned negative aspects:gameplay, grinding83% User Score 66 reviews
Story Introduction:After a yacht accident, you and your guests are stranded on a mysterious island. Will you survive alone or help everyone pull through together? The game blends romance, survival, crafting, farming, fishing, pet taming, and more—promising a unique survival adventure. Game Features: A vast island map featuring caves, abandoned structures, cliffs, and other special locations. With… If you enjoyed this game, see our list of games similar to Island Notes.
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- 82%Game Brain ScoreMost mentioned positive aspects:story, gameplayMost mentioned negative aspects:stability, music82% User Score 94 reviews
Jitter is an immersive sci-fi exploration and survival game set on a mining colony and its outskirts in the Main Asteroid Belt. You assume the role of an experimental AI that maintains ship functions and engages with the crew on board. As you explore the mining colony, you will take on new missions, expand ships and bases using various modules, add survivors to your crew, engage in space fights, a… If you enjoyed this game, see our list of games similar to Jitter.
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- 75%Game Brain ScoreMost mentioned positive aspects:story, gameplayMost mentioned negative aspects:grinding, stability75% User Score 1,369 reviews
Embark on a galactic journey in Cubic Odyssey, an open-world adventure where you explore vibrant planets, craft tools, build vehicles, and fight the Red Darkness. Uncover ancient mysteries, and shape a universe full of life, danger, and limitless possibilities! If you enjoyed this game, see our list of games similar to Cubic Odyssey.
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- 77%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:story, grinding77% User Score 192 reviews
The plan was simple - the ship would wake you from your cryocapsule before you arrived at a potential new home. A planet for humanity to start a new life on. But when you awaken, you are already on the ground amongst the wreckage of your ship with no one else in sight. Stranded and surrounded only by debris, you start your journey under an unfamiliar sky. The planet has a breathable atmosphere, w… If you enjoyed this game, see our list of games similar to Under A New Sun.
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- 81%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:music, stability81% User Score 114 reviews
MoonQuest is a procedurally-generated adventure game with roguelike and minecraftian gameplay. Each game presents a new world to explore in your quest to illuminate the endless night. Seek out the lost forest, delve into the spider caves, storm the castle of the Silver King, discover vast seams of gold ore, and craft a hat of such splendour that the cosmos will be jealous. If you enjoyed this game, see our list of games similar to MoonQuest.
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- 64%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:story, grinding67% User Score 428 reviewsCritic Score 58%3 reviews
Open world survival game set in a tropical environment. Meditate, base build, hunt, gather, explore and craft If you enjoyed this game, see our list of games similar to Retreat To Enen.
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- 85%Game Brain ScoreMost mentioned positive aspects:story, graphicsMost mentioned negative aspects:grinding, stability85% User Score 362 reviews
Advanced Space Flight, Combat, Trading, and Exploration Simulation. Set in a vast explorable universe, Evochron Legacy offers freeform gameplay with many diverse objectives and paths to choose from. If you enjoyed this game, see our list of games similar to Evochron Legacy.
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- 89%Game Brain ScoreMost mentioned positive aspects:music, graphicsMost mentioned negative aspects:story, grinding89% User Score 56 reviews
Terrene is a pixel art space adventure game where you explore procedurally generated planets, fight enemy swarms, and craft unique weapons and tools. The game features a variety of gameplay mechanics, including exploration, crafting, mining, story, couch co-op, ship flight, and more. In Terrene, you will: Explore near endless procedurally generated planets, each with unique biomes. Fight enemy … If you enjoyed this game, see our list of games similar to Terrene - An evidence of life game.
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- 66%Game Brain ScoreMost mentioned positive aspects:story, graphicsMost mentioned negative aspects:optimization, stability66% User Score 1,802 reviews
A sandbox game of creation and survival. After crash landing on an unexplored planet you are left with nothing but a few tools and your imagination. Make yourself a shelter, secure food and water and start building towards making a spaceship capable of interplanetary travels. Planet Nomads is a true sandbox game with procedurally generated planets, total creative freedom to build all kinds of th… If you enjoyed this game, see our list of games similar to Planet Nomads.
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- 86%Game Brain ScoreMost mentioned positive aspects:story, gameplayMost mentioned negative aspects:grinding, optimization89% User Score 101,534 reviewsCritic Score 83%10 reviews
You’ve fled your home, only to find yourself lost in space with a damaged ship. Your only option is to beam down to the planet below and gather the resources you need to repair your ship and set off to explore the vast, infinite universe… In Starbound, you create your own story - there’s no wrong way to play! You may choose to save the universe from the forces that destroyed your home, uncovering… If you enjoyed this game, see our list of games similar to Starbound.
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- 76%Game Brain ScoreMost mentioned positive aspects:gameplay, graphicsMost mentioned negative aspects:story, grinding76% User Score 128 reviews
Blastronaut is a mining game in a procedural alien world. Explore, extract and profit. If you enjoyed this game, see our list of games similar to BLASTRONAUT.
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- 78%Game Brain ScoreMost mentioned positive aspects:gameplay, humorMost mentioned negative aspects:grinding, story78% User Score 97 reviews
The Great Nacho Wars have ended. A corrupt galactic government saps life and resources from the many war-weary planets it controls. Your alien family risks everything across an open-world galactic odyssey to find a mysterious land of new beginnings. And they’re all aware of their simulated nature. If you enjoyed this game, see our list of games similar to Lilith Odyssey.
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- 77%Game Brain ScoreMost mentioned positive aspects:music, gameplayMost mentioned negative aspects:grinding, story77% User Score 365 reviews
A sandbox where you can explore, build and survive in procedural worlds If you enjoyed this game, see our list of games similar to Junk Jack.
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- 96%Game Brain ScoreMost mentioned positive aspects:gameplay, storyMost mentioned negative aspects:grinding, stability96% User Score 35,845 reviews
You are sent on an hostile planet with one mission: Make it habitable for Humans. You'll have to survive, collect ressources, build your base and machines in order to heat the planet, create an atmosphere with oxygen and eventually geo-engineer an entire planet. If you enjoyed this game, see our list of games similar to Planet Crafter.
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- 78%Game Brain ScoreMost mentioned positive aspects:story, gameplayMost mentioned negative aspects:music, grinding78% User Score 362 reviews
Remains - survival in outer space orbiting the planet. Explore the area. Find a way to restore oxygen. Create tools for your needs. Beware of the dangers of outer space. Build your shelter in orbit and try not to die! If you enjoyed this game, see our list of games similar to Remains.
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