Top similar games like Helixteus 3:

Unlimited is a new generation voxel world game in a mysterious universe. Together with unlimited possibilities and an immersive story, we aim to make the best voxel world game. If you enjoy any other voxel game, you will probably enjoy this game even more.

Space-colony simulation game where you have to survive on an unknown planet with your wrecked spaceship. Start a new civilization and terraform the planet. Expand your colony, mine resources, refine them and build a thriving place to survive.

Stardeus is a deep colony sim set on a broken starship manned by drones and hibernating human survivors. As the AI, have your drones repair your ship, save your crew and travel the stars in this beautiful simulation.

Galactic Mining Corp is a unique rogue-lite, action game with crafting and base building mechanics. Head into uncharted space and discover a universe of locations to exploit for riches! Use your profits to expand your HQ, hire a crazy work force, obtain new drill components and upgrade everything.

Facteroids is a 3D factory building game about asteroid mining in space. Prospect, mine and manage your production lines in a variety of scenarios and procedurally generated worlds across the entire Solar system.

Build cities and factories in an infinite Hex World. Explore more tiles. Balance your city's production and consumption, attract more citizens of different classes, research new technologies and build more factories and cities.

Primal Lands is set in the Stone Age, you will take control of a small tribe that you must guide in surviving what lies ahead. Unknown to their surrounds you must take each action carefully.

Based off the original Merchant RPG, a new Idle RPG space exploration experience!

The Last Starship is a space-based construction, industry & factory game, currently in Alpha (expect regular free updates). Design star ships and take on a variety of missions from mining and passenger rescue to combat whilst working on the greatest engineering project ever attempted by humankind!

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.

Starfall Protocol is a Starship colony sim with RPG adventures in a galaxy with millions of explorable planets!🌌

Explore a fantasy ocean-punk world, braving the deep with steam-powered marvels. Discover mysterious underwater treasures, but scarcity and ecological crises test survival. Rise, build, confront foes in this pixel-art ocean survival journey!

You control a small colony in the underground of an unknown planet. Mine resources, build a base, explore the world and technology. Supply your colonists with oxygen, food and energy so that they can carry out their tasks.

Make robots and spaceships,explore the space,fight with aliens.

Cosmos Imperius is a top-down planetary colonization and factory building strategy game in which resource management and exploration await you. Play singleplayer missions, explore the galaxy, discover new worlds, create industrial centers and grow food to grow your empire.

Red Planet: Survive is a first person survival game for Microsoft Windows. Surviving in the harsh conditions of the Red Planet will be hard, but if you are strong enough, you will succeed. Find the best way to survive, but be careful, since each wrong step will ensure your demise. The environment is your main enemy.

Sci-fi colony management with a focus on expansion and exploration. Dig out the underground and explore the surface of an alien world as you rebuild your facility, grow your colony, manage colonists and robots and discover the mysteries of a new home light years from Earth.

Expand among the stars! It is 72k years in the future, and a new wave of Human expansion abounds. Join the ranks of the Ecxos, prep star systems for habitation, and develop your tools and ships to enterprise ever faster and further.

Astrometica: Prologue is the free game about surviving in space. You need to use your skills and tools to stay alive. There are many challenges to face, and you need to fight to survive. You also need to build a new base in space.

Deep Space Outpost is a space station building & survival game, involving resource and base management. Build your space station tile by tile, mine asteroids, refine materials and keep your station operational.

A factory building game on an infinite procedural world. Build a smart factory that manages logistics automatically. Trade, negotiate, and fight with Colonists, Rebels, Terrorists, and Pirates.

Rionag: Survey Fleet is a top-down starship builder and logistics game where it's your job to balance the needs of the crews with cutting-edge equipment on board. Unlock tech that adds new capabilities for your ships to go through hazardous environments, enabling you to explore new worlds.

Inno World - interesting sandbox, there you can change landscape as you want.

Embark on a Colony in Space. Build a base to ensure your colonists survive. Explore, mine resources, craft items, and thrive in a realistic atmospheric and electrical simulation. Watch out for potential dangers before it’s too late!

Craft and automate an industrial empire from scratch! Experience a strategic game teeming with challenges as you manage resources, overcome hurdles, and optimize production chains. Are you ready to conquer the challenges of Incremental Factory? Your journey starts here... The Factory Must Grow!

Build your ship, manage your crew and explore the cosmos whilst trying your best to keep your crew alive and your ship fully functioning. This game utilises an events driven AI and simulated ship systems to ensure gameplay is kept challenging and every game you play has a different story to tell.

The year is 2040. You, an ex-sergeant, have signed a contract with a large mining corporation in the Belt. Mine ore, build out your outpost, travel to nearby asteroids and collaborate with other belters.

A simulation-based settlement-building strategy game set in a fantasy world - build and grow from a humble colony to control of your own kingdom!

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.

Help humanity to spread throughout the cosmos by exploring new worlds, building space factories and setting up trade routes. Research advanced technologies to increase efficiency and unlock new paths of development. Fight off other artificial intelligences in your goal to reach the Final Upgrade!

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.

A relaxing industry/factory builder where you build, manage, automate, optimize, and expand an industrial village by exploiting various resources to create items.

Master guns, rockets, and physics to survive this seamless 2D solar system. Travel between worlds, build and automate your Starlab, and manage power to find a solution that just might save the universe.

Rebots is a first-person management adventure game where you transform the climate of asteroids to settle wacky alien clients. Expand their communities by building production loops, exploring the solar system and gathering & crafting resources with your crew of (mostly) intelligent Rebots.

Combine And Conquer is a relaxing, large-scale, multi-planetary, mega factory automation game. Mine resources, craft new items and structures via recipes and generate your own, custom building blocks. Expand your factory to span across multiple planets.