- #1 Empyrion - Galactic Survival
97% matchMostly Positive78% of 34,438 reviews2020
Dev: Eleon Game Studios
Windows
Median: 6.2 hrsMean: 77.1 hrs≥1hr: 77%
Build and explore in a true space sandbox survival adventure. Construct mighty capital vessels, sprawling planetary settlements, and vast space stations in your galactic journey to discover the mysteries of Empyrion!
Why similar: Space 19.9%, FPS 19%, Building 17.4%, Sandbox 17.2%, Crafting 14.5%
Why You'll Like It: It offers the closest experience to Hazeron by allowing seamless travel from space to planetary surfaces with extensive base and ship building.
- #2 Starship EVO
96% matchVery Positive83% of 1,546 reviews2020
Dev: Moonfire Entertainment
Windows
Median: 1.6 hrsMean: 6.4 hrs≥1hr: 59%
Mine and craft your way to orbit, build your own starship and explore a vast, dangerous galaxy alongside your crew. For players who love a meaningful survival progression, a unique and elegant building system, and epic space-opera scale.
Why similar: Space 36.6%, Building 33%, Sandbox 30.4%
Why You'll Like It: This title focuses heavily on detailed, mechanical ship construction and interactive interiors that feel very similar to Hazeron's design philosophy.
- #3 Space Haven
95% matchVery Positive86% of 11,153 reviews2026
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 4.2 hrsMean: 21.0 hrs≥1hr: 71%
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.
Why similar: Colony Sim 28.6%, City Builder 21.2%, Space 11.9%, Sandbox 11.6%, Building 10.1%
Why You'll Like It: It captures the crew management and ship-interior survival aspects of Hazeron in a more tactical, colony-sim format.
- #4 X4: Foundations
96% matchMostly Positive80% of 30,300 reviews2018
Dev: Egosoft
Windows · Linux
Median: 4.9 hrsMean: 95.4 hrs≥1hr: 80%
Your journey to building a vast space empire begins behind the controls of a single ship. Explore, trade, fight, and build as you rise to command fleets, stations, and entire economies in a living, fully simulated universe that reacts to every decision.
Why similar: Flight 26.3%, Economy 14.9%, Space 14.6%, Immersive Sim 13.5%, Sandbox 12.9%
Why You'll Like It: It captures the grand scale of empire building and complex ship management within a living, breathing sandbox universe.
- #5 Space Engineers
94% matchVery Positive89% of 134,498 reviews2019
Dev: Keen Software House
Windows
Median: 9.0 hrsMean: 96.5 hrs≥1hr: 88%
Space Engineers is a sandbox engineering game where you design and build ships, stations, and planetary bases in a fully destructible environment. Explore planets and space, mine resources, survive hazards, and engage in combat alone or with friends in Creative or Survival modes.
Why similar: Sandbox 28.7%, Space 28.2%, Building 25.5%, Exploration 17.7%
Why You'll Like It: This game excels at physics-based ship construction and planetary exploration, mirroring the technical depth of Hazeron's ship systems.
- #6 Avorion
94% matchVery Positive90% of 14,588 reviews2020
Dev: Boxelware
Windows · Mac · Linux
Median: 18.9 hrsMean: 99.6 hrs≥1hr: 90%
A procedural co-op space sandbox where players can build their own space ships out of dynamically scalable blocks. Fight epic space battles, explore, mine, trade, wage wars and build your own empire to save your galaxy from being torn apart by an unknown enemy.
Why similar: Flight 28.1%, Sandbox 14.3%, Economy 14.2%, Space 13.5%, Building 12.5%
Why You'll Like It: It combines procedural galaxy exploration with deep, block-based ship building that allows for immense creative freedom.
- #7 No Man's Sky
93% matchVery Positive85% of 421,258 reviews2016
Dev: Hello Games
Windows · Mac
Median: 20.1 hrsMean: 70.9 hrs≥1hr: 94%
No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.
Why similar: Space 35.4%, Exploration 21.5%, Sandbox 20.7%, Crafting 13.3%, FPS 9.1%
Why You'll Like It: It provides the definitive seamless exploration experience, allowing players to land anywhere on procedurally generated planets.
- #8 Interstellar Rift
92% matchMixed68% of 1,667 reviews2020
Dev: Split PolygonPub: Iceberg Interactive
Windows
Median: 4.3 hrsMean: 35.6 hrs≥1hr: 83%
Interstellar Rift is an open world starship simulator with an emphasis on ship construction and multi-player interaction. Survive in a hostile galaxy with your own custom designed and constructed starship. Invite other players to join your crew or fight them across the galaxy!
Why similar: Mining 27.3% ★, Sandbox 16.5%, Building 15.7%, Crafting 15.2%, Space 14.5%
Why You'll Like It: It features a strong focus on ship interiors and multi-crew operations, requiring players to manage systems manually while in flight.
- #9 SpaceBourne 2
91% matchMostly Positive76% of 5,166 reviews2025
Dev: Burak Dabak
Windows
Median: 2.6 hrsMean: 11.1 hrs≥1hr: 72%
Embark on a journey to greatness. Get ready for adrenaline-fueled battles and a chance to claim your place in the galaxy. Grab the controls of your ship, gear up for the fight, and unleash your ambition to conquer and build a new empire in the vastness of space.
Why similar: Flight 34%, Mining 15.8% ★, Economy 13.8%, Space 12.5%, Building 8.7%
Why You'll Like It: This game combines RPG elements with space flight and sandbox exploration, offering a more narrative-driven take on the genre.
- #10 Starbase
91% matchMixed55% of 6,768 reviews2021
Dev: Frozenbyte
Windows
Median: 14.2 hrsMean: 91.5 hrs≥1hr: 91%
Starbase is a hybrid voxel/vertex-based space MMO with a fully destructible and infinitely expanding universe, with a focus on building and designing spaceships and stations, exploration, resource gathering, crafting, trading, and combat.
Why similar: Building 21.4%, Sandbox 20%, Space 19.6%, FPS 18.3%, Crafting 13%
Why You'll Like It: This game offers incredibly deep ship design and massive-scale space simulation in a persistent, player-driven universe.
- #11 Astro Colony
89% matchVery Positive81% of 2,730 reviews2026
Dev: Terad Games
Windows
Median: 4.4 hrsMean: 16.0 hrs≥1hr: 77%
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.
Why similar: Colony Sim 38.7%, Space 18.7%, Building 12.9%, Sandbox 12.4%, Crafting 11%
Why You'll Like It: It blends colony management with space exploration and automation, providing a structured approach to building in space.
- #12 Solargene
88% matchMostly Positive76% of 855 reviews2026
Dev: Alexander Semenov
Windows
Median: 4.2 hrsMean: 33.9 hrs≥1hr: 70%
Take Command of a Space Corporation in the Sci-Fi Simulator Solargene! Manage personnel, design and develop colonies and orbital stations across the solar system! Mine resources, establish logistics, research cutting-edge technologies, trade, and complete missions
Why similar: Colony Sim 25.1%, City Builder 20.1%, Flight 11%, Economy 10.5%, Sandbox 9.5%
Why You'll Like It: A deep colony simulation that focuses on the challenges of managing space-faring civilizations and resource chains.
- #13 Rodina
89% matchVery Positive93% of 1,333 reviews2014
Dev: Elliptic Games
Windows
Median: 2.9 hrsMean: 6.3 hrs≥1hr: 72%
A single-developer passion project. A seamless full scale solar system. Thrilling action. Be part of an incredible journey as a Universe is built from the ground up!
Why similar: Space 47.2%, Sandbox 27.2%, Exploration 25.6%
Why You'll Like It: It provides a seamless space-to-planet flight model with a focus on exploration and walking around inside your own ship.
- #14 StarMade
87% matchMixed68% of 2,992 reviews2014
Dev: Schine GmbH
Windows · Mac · Linux
Median: 1.3 hrsMean: 18.8 hrs≥1hr: 54%
The ultimate space sandbox. Participate in epic fleet battles, form alliances, strive to dominate entire galaxies and harness the universe’s resources for your industrious empire or the destruction of others. Customise your experience, the universe is yours!
Why similar: Space 33.5%, Sandbox 29.6%, Building 18.5%, Crafting 11%, Exploration 7.4%
Why You'll Like It: A classic voxel-based sandbox that allows for the creation of massive, functional ships and space stations.
- #15 Airborne Empire
84% matchVery Positive87% of 948 reviews2026
Dev: The Wandering Band LLCPub: Stray Fawn Publishing
Windows · Mac
Median: 2.0 hrsMean: 6.4 hrs≥1hr: 60%
Build your sky city while exploring a vast landscape in this Open World RPG City Builder. Combining the methodical construction and management of a city builder; the unique lift, balance, and propulsion needed for a flying city; and the compelling characters, dangers, and adventures of an RPG!
Why similar: Colony Sim 31.5%, City Builder 29.1%, Sandbox 13%, Exploration 9.2%, Building 8.7%
Why You'll Like It: It offers a unique take on city-building and exploration in a sky-bound setting that mirrors the colony-sim aspects of Hazeron.
- #16 Stationeers
85% matchVery Positive88% of 9,306 reviews2017
Dev: RocketWerkz
Windows
Median: 9.8 hrsMean: 85.8 hrs≥1hr: 85%
Stationeers puts you in control of the construction and management of a space station to run by yourself or online with your friends. Complex atmospheric, electrical, manufacturing, agriculture, and gravitational systems require your thought and management at all times!
Why similar: Colony Sim 26.6%, Mining 19.9% ★, Sandbox 11.8%, Space 11.4%, Building 10.5%
Why You'll Like It: For players who love the technical complexity of Hazeron, this game provides hardcore atmospheric and mechanical simulation.
- #17 Dyson Sphere Program
82% matchOverwhelmingly Positive97% of 91,831 reviews2021
Dev: Youthcat StudioPub: Gamirror Games
Windows
Median: 13.0 hrsMean: 76.0 hrs≥1hr: 84%
Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire.
Why similar: Space 26.6%, City Builder 24.2%, Building 18.5%, Sandbox 16.7%, Management 14%
Why You'll Like It: It focuses on the grand scale of galactic colonization and resource management, perfect for those who enjoy the empire-building side of Hazeron.
- #18 Void Destroyer 2
84% matchVery Positive80% of 675 reviews2020
Dev: Iteration 11
Windows
Median: 2.8 hrsMean: 15.3 hrs≥1hr: 74%
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.
Why similar: Pirates 25.1% ★, Flight 21.4%, Mining 19.3% ★, Sandbox 13.3%, Space 11.8%
Why You'll Like It: It blends space combat, strategy, and sandbox exploration, allowing for a mix of tactical command and direct ship control.
- #19 Trappist
82% matchVery Positive90% of 73 reviews2024
Dev: Sirrah
Windows · Mac · Linux
Welcome to Trappist-1, 40.7 light-years from Earth. Fly your Ark, a colossal spaceship and mobile base. Explore the solar system and establish thriving colonies. Uncover the mysteries of Trappist in this story-driven colony builder.
Why similar: Colony Sim 30.5%, City Builder 27.1%, Sandbox 12.7%, Space 12.1%, Building 12%
Why You'll Like It: A colony-builder that emphasizes the logistical challenges of building and maintaining settlements on alien worlds.
- #20 Titan Outpost
83% matchMostly Positive80% of 99 reviews2019
Dev: The Boar Studio
Windows · Mac · Linux
Titan Outpost is a hard science fiction role-playing game in which you must build a base, manage its crew, develop your character's skills and attributes, and explore Saturn's sixth moon, uncovering its mysteries and harvesting its resources.
Why similar: Colony Sim 62%, Space 38%
Why You'll Like It: It focuses on the RPG and survival aspects of colonizing a hostile planet, emphasizing the human element of space exploration.
- #21 Space Trash Scavenger
80% matchVery Positive83% of 528 reviews2024
Dev: SquarePlay GamesPub: Paradox Arc
Windows
Median: 3.0 hrsMean: 9.0 hrs≥1hr: 76%
Grab your jetpack and explore procedural asteroid fields, derelict spaceships and abandoned outposts. Build and automate your Space Rig to process scavenged trash. Craft, trade and fight your way home in this interstellar, open-world survival sandbox.
Why similar: Space 24.6%, Crafting 22.4%, Sandbox 22.3%, Building 18.5%, Exploration 12.3%
Why You'll Like It: It focuses on the survival and scavenging aspects of space exploration, providing a gritty, hands-on experience.
- #22 Astrox Imperium
81% matchVery Positive84% of 1,264 reviews2019
Dev: Jace Masula
Windows
Median: 4.2 hrsMean: 16.1 hrs≥1hr: 67%
Astrox Imperium is a relaxing space game where you fly around a generated universe. Mining, Fighting, Building, Exploring, and Surviving. What makes this game unique? You have complete control of how it plays. A robust sandbox and lots of MOD tools. Make it your game, and play it your own way.
Why similar: Space 42.4%, Mining 33.5% ★, Sandbox 24.1%
Why You'll Like It: A deep space sandbox with a focus on trading, combat, and exploration in a vast, open universe.
- #23 Frontier Pilot Simulator
81% matchMixed70% of 956 reviews2021
Dev: RAZAR s.r.o.
Windows
Median: 4.2 hrsMean: 9.9 hrs≥1hr: 84%
FPS is a Sci-Fi cargo pilot sim, with an engaging emergent mission-driven storyline, with a real-time economy with free flight and trading, on an alien world to explore. All in customizable upgradeable, well-simulated VTOL craft with real weather, and flight dynamics.
Why similar: Flight 44.3%, Economy 20.1%, Space 14.9%, Management 11.4%, Exploration 9.3%
Why You'll Like It: It focuses on the flight and transportation mechanics within a planetary environment, emphasizing the difficulty of atmospheric travel.
- #24 SpaceCraft
77% matchMixed64% of 2,773 reviews2026
Dev: Shiro Games
Windows
Median: 14.0 hrsMean: 54.1 hrs≥1hr: 91%
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.
Why similar: Space 30.3%, Sandbox 28.6%, Crafting 23.3%, Exploration 17.8%
- #25 Sector Space
77% matchVery Positive93% of 149 reviews2025
Dev: Robin M. FarrellPub: Outer Vision Games
Windows · Linux
Explore a procedurally generated galaxy, mine asteroids, refine minerals, colonize planets, build stations, deploy drones, salvage rare items, construct gear, level up, improve your ship, assemble a fleet, engage in combat, and take on the void.
Why similar: Exploration 30.9%, Building 26%, Crafting 23.9%, Space 19.2%
- #26 VoidExpanse
79% matchMostly Positive71% of 768 reviews2015
Dev: AtomicTorch Studio
Windows · Mac · Linux
Median: 3.9 hrsMean: 6.1 hrs≥1hr: 93%
Explore the vast reaches of VoidExpanse -- mine asteroids, upgrade your ship, trade, complete missions, advance your character and survive fast-paced combat with hostile aliens and mercenaries in the rich and exciting Sci-Fi universe of VoidExpanse!
Why similar: Space 64%, Sandbox 36%
Why You'll Like It: A top-down space RPG with a focus on sandbox exploration and faction interaction that feels like a classic space sim.
- #27 The Last Starship
76% matchMostly Positive75% of 1,705 reviews2026
Dev: Introversion Software
Windows · Mac
Median: 6.1 hrsMean: 12.3 hrs≥1hr: 81%
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!
Why similar: Colony Sim 25.3%, Mining 22.8% ★, Sandbox 13.6%, Space 13.2%, Building 11.5%
- #28 Solar Expanse - Space Exploration Manager
75% matchVery Positive87% of 1,372 reviews2026
Dev: SpaceOpsPub: Games Operators
Windows
Median: 4.6 hrsMean: 16.0 hrs≥1hr: 75%
Explore the Solar System. Mine and drop asteroids. Colonize and terraform. Lead the space race and compete with other corporations on your way to profit. Watch the expansion of human race over the centuries.
Why similar: Space 24.3%, Sandbox 22.3%, Mining 19.5% ★, Management 15.5%, Building 10.4%
- #29 Celestial Command
79% matchMixed62% of 705 reviews2014
Dev: Science Interactive
Windows · Linux
Median: 1.5 hrsMean: 6.3 hrs≥1hr: 62%
Mine asteroids, salvage space debris, design your own small or massive spacecraft using individual functional components, complete missions, and engage in battles against enemies in a vast galaxy with realistic physics based on orbital mechanics or in a classic physics mode.
Why similar: Space 50%, Sandbox 32.3%, Building 17.8%
Why You'll Like It: It offers physics-based ship building and space station management, requiring careful design to succeed in space.
- #30 BossConstructor
78% matchMostly Positive73% of 221 reviews2016
Dev: Neomateria Games GmbH
Windows · Mac · Linux
Median: 3.6 hrsMean: 6.8 hrs≥1hr: 77%
Scavenge modules, combine them in the deadliest and most efficient ways imaginable, and fly your very own spaceship through alien space with BossConstructor. Thousands of procedurally generated galaxies await you and your space-faring collection of assembled modules to explore them.
Why similar: Space 43.2%, Building 30.6%, Management 14.4%, Exploration 11.9%
Why You'll Like It: It focuses on modular ship design and combat in a procedurally generated universe, rewarding creative engineering.
- #31 Wayward Terran Frontier: Zero Falls
78% matchMixed67% of 544 reviews2016
Dev: Reason Generator Inc.
Windows
2d space combat like no other. From the perspective of a single crew member, explore the fully destructible interior of any ship in a massive living world. Engage in space combat with no hitpoints where you know your enemy is dead when you see them fall out of their ship into the cold dark of space.
Why similar: Sandbox 30.6%, Space 26.8%, Crafting 15.9%, Building 14.4%, Exploration 12.4%
Why You'll Like It: It features deep ship customization and tactical space combat with a focus on internal ship systems.
- #32 SPACERIFT: Arcanum System
76% matchMostly Positive77% of 505 reviews2020
Dev: Arcanum Team
Windows
Median: 54 minMean: 9.9 hrs≥1hr: 43%
Space. Ships. Resources. Trading. Production. Combat. Mine ore, haul cargo, and find profitable trade routes. Buy and capture ships, build your fleet, construct stations, and develop your production. Start with your first ship. Build your empire!
Why similar: Flight 31.1%, Economy 27.5%, Space 22%, Crafting 19.4%
- #33 Starminer
73% matchMostly Positive73% of 1,894 reviews2026
Dev: CoolAndGoodGames
Windows
Median: 7.0 hrsMean: 26.4 hrs≥1hr: 82%
Design and build a massive interstellar fleet in this simulation sandbox. Strip space of its minerals for profit, but stay alert: your greed attracts the alien. Master deep base-building and deploy warships to protect your empire in immersive real-time space.
Why similar: Flight 23.4%, Mining 18.1% ★, Economy 15.5%, Sandbox 13.8%, Space 12.7%
- #34 Space Station Tycoon
75% matchMixed60% of 218 reviews2023
Dev: Lunheim Studios
Windows
Median: 3.0 hrsMean: 7.8 hrs≥1hr: 81%
Create a thriving space station in a lost sector. Face thrilling challenges head-on, from pirate raids to asteroid impacts, as you lead your company to new heights.
Why similar: Colony Sim 24.9%, City Builder 22.2%, Economy 12%, Space 11.9%, Management 10.6%
- #35 Spaceflight Simulator
72% matchOverwhelmingly Positive97% of 9,809 reviews2022
Dev: Team Curiosity ✦
Windows · Mac
Median: 5.3 hrsMean: 15.3 hrs≥1hr: 83%
In Spaceflight Simulator, you will get to build your rockets, plan launches and flights, attempt landings, deploy payloads and explore new worlds.
Why similar: Sandbox 31.4%, Space 28.4%, Exploration 15.8%, Crafting 13.1%, Building 11.4%
- #36 My Colony
74% matchVery Positive90% of 280 reviews2018
Dev: Ape Apps
Windows · Mac · Linux
Build, expand, and rule a growing space colony. Explore tech, trade, and multiplayer.
Why similar: Colony Sim 50.2%, City Builder 49.8%
- #37 Approximately Up
70% matchVery Positive94% of 1,121 reviews2026
Dev: Approximately Games
Windows
Median: 12.9 hrsMean: 33.7 hrs≥1hr: 89%
Build, crash, rebuild! Explore new planets in co-op multiplayer with your fully modular spaceship made from whatever bolts together long enough to fly. Mount giant thrusters, annoying cables, and everything in between. Complete wild missions, face the dangers of space and argue with your crew!
Why similar: Flight 52.8%, Sandbox 31.7%, Exploration 15.5%
- #38 Rocket Science
73% matchVery Positive81% of 176 reviews2020
Dev: unbeGames
Windows
Take part in a space program. Design spacecrafts and send them off to explore the vast expanses of space. Experience the real scale of the Solar system and the size of its celestial bodies.
Why similar: Flight 31.7%, Space 17.4%, Sandbox 16.8%, Building 14.8%, Exploration 10.8%
- #39 ASTRONEER
70% matchVery Positive92% of 139,497 reviews2019
Dev: System Era Softworks
Windows
Median: 11.5 hrsMean: 44.7 hrs≥1hr: 87%
Interact with strange new worlds in a unique and tactile way, molding the environment itself as if it were clay in your hands. Build your base, master resource management, automate your production lines, and more as you unravel the mysteries of the universe, alone or with friends.
Why similar: Space 29.6%, Sandbox 21.9%, Exploration 16.3%, Building 16.3%, Crafting 15.9%
- #40 Generation Exile
71% matchMixed68% of 56 reviews2026
Dev: Sonderlust Studios
Windows
Rebuild settlements entirely within a colossal generation ship in this turn-based city builder. Expand your city, manage limited resources and optimize production chains as you navigate difficult choices about humanity’s future among the stars.
Why similar: Colony Sim 29.6%, City Builder 27.6%, Building 11.3%, Space 10.7%, Nature 10.4%
- #41 Elite Dangerous
71% matchMostly Positive77% of 107,797 reviews2015
Dev: Frontier Developments
Windows
Median: 18.3 hrsMean: 149.0 hrs≥1hr: 89%
Take control of your own starship and blaze your trail in an ever-changing galaxy. Master the arts of combat, mining and trade or venture out into the unknown across a 1:1 scale universe.
Why similar: Space 54.1%, Exploration 25.7%, Sandbox 20.2%
- #42 Astrobuilder
69% matchVery Positive89% of 368 reviews2026
Dev: wastudio
Windows
An AI-driven space management RPG in a living galaxy. Explore 150+ planets and interact with 600+ NPCs whose lives and relationships evolve over time. Trade, run shops, build a Commerce Guild, join Military Factions, govern planets, and command fleets in war. Your every choice reshape the galaxy.
Why similar: Colony Sim 26.5%, Space 14.7%, Economy 13.4%, Building 13.2%, Management 12.9%
- #43 Ostranauts
69% matchMostly Positive77% of 3,288 reviews2026
Dev: Blue Bottle GamesPub: Kitfox Games
Windows
Median: 6.8 hrsMean: 32.6 hrs≥1hr: 73%
Navigate your scrappy ship through the boneyard in search of valuable parts in abandoned vessels. Use salvage to upgrade your ship, or sell it for cash to pay down your mounting debt, or restock fuel, air, or food. Fly and role-play aboard your dream spaceship in this hardcore noir space-sim.
Why similar: Flight 36.5%, Sandbox 16.9%, Space 16.5%, Immersive Sim 11.7%, Exploration 10.5%
- #44 Star Valor
70% matchVery Positive88% of 3,520 reviews2022
Dev: Rafael Burgos
Windows
Median: 4.1 hrsMean: 29.1 hrs≥1hr: 78%
Choose your own destiny as you explore an open-world procedurally generated galaxy where anything is possible. Become a miner, a trader, a bounty hunter, a pirate, or perhaps a jack of all trades. Start off small and build your way to the top but remember with every action, comes consequences.
Why similar: Mining 33.4% ★, Space 21.7%, Sandbox 21.4%, Exploration 12.4%, Crafting 11.1%
- #45 Evospace
72% matchVery Positive83% of 392 reviews2019
Dev: Quantum Rivet
Windows · Mac
Contribute to the colonization of the universe. Get and process resources, develop your technologies. Achieve complete automation and build a portal to include another planet in the chain of worlds.
Why similar: Crafting 30.3%, Sandbox 30.2%, Building 24.7%, Exploration 14.8%
- #46 Star Rangers™ XE
74% matchMostly Negative40% of 153 reviews2016
Dev: Project Whitecard Studios Inc.Pub: Awestruck Games
Windows · Mac · Linux
Explore space and build on other worlds in Star Rangers! Star Rangers is a space exploration and construction game that allows players to build habitats and spacecraft, acquire gear and explore the solar system.
Why similar: Sandbox 29.3%, Space 25.9%, Building 25%, Crafting 19.7%
- #47 Azulgar: Star Commanders
73% matchMixed51% of 108 reviews2017
Dev: SZEINER
Windows
Azulgar: Star Commanders is a Sci-Fi open world sandbox game that puts you in a command of your own custom made space ship. Explore aftermath of the Azulgar event that reshaped the face of the solar system.
Why similar: Space 67.9%, Sandbox 19.7%, Exploration 12.5%
- #48 Out of Orbit
69% matchVery Positive79% of 179 reviews2023
Dev: Case Yellow Labs
Windows
Design, build, or pirate spaceships. Build bases on planets. Explore endless randomly generated universes, travel through black holes, command your crew, survive cosmic events, collect and trade materials, battle epic bosses, and much more. The sky is the limit, literally!
Why similar: Sandbox 37.9%, Space 35.4%, Exploration 17.6%, Building 9.1%
- #49 Archean
68% matchVery Positive88% of 252 reviews2024
Dev: batcholi
Windows · Linux
Gather resources, craft components, build vehicles, and code their logic in a physics-driven engineering sandbox and full scale space sim.
Why similar: Immersive Sim 24.6%, Sandbox 20.9%, Space 18.9%, Building 18.2%, Crafting 17.5%
- #50 Space Engineers 2
67% matchMostly Positive75% of 5,654 reviews2025
Dev: Keen Software House
Windows
Median: 2.0 hrsMean: 11.6 hrs≥1hr: 64%
Space Engineers 2 is a playable Early Access Alpha sandbox focused on engineering, exploration, and colonization in a fully destructible universe. Design and build ships, stations, and planetary bases while uncovering the story of Miro and Ivan Sokol. Help shape the future of the Almagest system.
Why similar: Mining 25.3% ★, Sandbox 19%, Space 17.9%, Building 16.6%, Crafting 11.3%
- #51 StarbaseSim
68% matchVery Positive95% of 62 reviews2025
Dev: AshtorakSimGames
Windows · Linux
Operate the Starship space launch system and learn how to catch a rocket to understand what it takes to colonize Mars in this ever-evolving simulation of SpaceX Starbase Texas.
Why similar: Flight 43.4%, Immersive Sim 23.5%, Sandbox 21.6%, Space 11.5%
- #52 The Universim
66% matchMostly Positive79% of 10,670 reviews2024
Dev: Crytivo
Windows · Mac · Linux
Median: 7.3 hrsMean: 34.3 hrs≥1hr: 89%
Jump straight into managing your own planets as you guide a civilization through the ages. Build the ultimate empire in The Universim, a new breed of God Game in development by Crytivo.
Why similar: Colony Sim 30.7%, City Builder 26.9%, Sandbox 12.4%, Building 10.7%, Space 8.9%
- #53 Star Crafter
67% matchMostly Positive70% of 110 reviews2025
Dev: Tbjbu2
Windows
A space survival crafting mining base building and star system building game. Craft rockets to create planets and Dyson Rings, mine and craft advanced materials, terraform the terrain, manage electricity, farm food, and more as you watch the star system evolve into stunning, ever-changing views.
Why similar: Mining 32.2% ★, Space 17.3%, Crafting 16.8%, Sandbox 12.9%, Building 10.4%
- #54 Space Pirates And Zombies 2
67% matchMostly Positive79% of 2,842 reviews2017
Dev: MinMax Games Ltd.
Windows · Mac · Linux
Median: 4.5 hrsMean: 13.4 hrs≥1hr: 81%
Design and then improve the ultimate mothership. Explore a persistent living galaxy populated by 200 unique captains that can do everything you can do. Survive the zombie infection and then fight them back. Make allies and start your own faction. Build your empire. Also includes Sandbox Mode.
Why similar: Space 38.7%, Pirates 34.2% ★, Sandbox 13.8%, Building 9.9%, Exploration 3.4%
- #55 orbit.industries
68% matchMixed60% of 91 reviews2022
Dev: LAB132Pub: Klabater
Windows · Linux
🚀 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!
Why similar: Space 24%, Immersive Sim 17%, Economy 16.7%, Building 14.5%, Sandbox 14.2%
- #56 Masterspace
71% matchMostly Negative28% of 178 reviews2015
Dev: Mastertech
Windows
Masterspace is a game about mining, creating and exploring, featuring fully destructible environments and spaceships that allow you to travel between different planets. Use explosives to mine metal ores or watch your newly constructed home get smashed to pieces by a meteorite impact.
Why similar: Sandbox 36.5%, Space 35.9%, Crafting 27.6%
- #57 Corsair Cove
62% matchVery Positive85% of 3,566 reviews2026
Dev: Limbic EntertainmentPub: Hooded Horse
Windows
Median: 5.0 hrsMean: 10.8 hrs≥1hr: 85%
Build a sprawling pirate haven, raise a fleet to explore the high seas, and take on the Crown to keep the Age of Piracy alive! From ale to flintlock pistols, and from scallywags to swashbucklers, you’ll need to manage complex production chains and govern a rowdy crew to reign supreme over the seas!
Why similar: Pirates 21.3% ★, City Builder 20.7%, Colony Sim 20.4%, Economy 11.3%, Sandbox 9.4%