Top similar games like Project Hortus:

Embark on an exciting mission to establish a colony on Titan, Saturn's enigmatic moon. Following Earth's collapse, humanity's fate rests in your hands. Gather essential resources, excel in trading, and combat ancient technology to secure our future on Titan's harsh frontier. Will you prevail?

Calling Home is an exciting sci-fi simulation resource management game that draws heavily from games in the factory-building and exploration genres, providing a thrilling mix of building your base, researching, factory management, puzzle solving, exploration, and resource gathering.

Colonize rich planets with vegetation or deserted moons. Build a functional and prosperous colony. Take care of your colonists. Experience adventures on distant worlds or build a colony on planets in our solar system.

In the distant Milky Way galaxy, there hides a mysterious planet named Mozi Planet. This planet has a vast and boundless ocean, and every drop of seawater is shining with a mysterious light, as if telling the ancient interstellar secrets.

Embark on a space city-building adventure in Moons of Ardan! Develop a thriving civilization in a real-time planetary system. Oversee production chains, cater to the needs of your axonauts, recover their lost technologies, and navigate resource transportation.

Build and manage mankind’s first mission across the universe! Create a sprawling facility underground, recruit a diverse group of specialists from around the globe and explore mysterious new worlds through the Exogate.

A small cozy community builder where all buildings are based on the same foundation! Take your time, build a sustainable community for your residents in this relaxing game, with no time pressure or external forces. Upgrade foundations via tech tree to redefine and refactor your space.

Sphere – Flying Cities is a sci-fi citybuilder which combines strategy, simulation, and survival elements in an extraordinary and immersive scenario. Rebuild and protect a society in a unique and hostile environment. Pay the price for your decisions and be prepared to lose everything.

Colonize. Explore. Survive.

Space adventure with open world, FPS shooter and a lot of missions. Choose your own carrier. Are you a space pirate or a brave space ranger? Choose your destiny. The galaxy needs you, commander! Openworld game with multiple worlds to explore.

Discover nice little planets and harness their resources to build a thriving multiplanetary economy. Make strategic building choices from turn to turn and extend your colony to uncharted worlds.

This is a Simulation game. You will manage your cloud city, recruit adventurers all over the world, take them for exploration, obtain resources and blueprints. Construct buildings, make equipment, produce items, so to develop your city into greatness together with your adventurers.

Before We Leave is a city building game set in a cozy corner of the universe. Nurture your Peeps and their surroundings while rebuilding and rediscovering civilisation. Settle new lands and planets while avoiding hungry Space Whales.

Build up your own civilization in the time of kings and kingdoms. Become the manager of a little town and make it to a great city. Defend it from other kingdoms and destroy them.

You are given a chance to influence the development of your characters and settlement, forcing you to think strategically and make decisions that will affect the events in the game. Enjoy this immersive game experience where your every move will have meaning and consequences.

HAS Galactics is a top-down factory builder. Design your own rocket, automate your production lines, balance your reputation between the Galactic Factions and complete daring missions. Start from a humble beginning… to a thriving galactic mega-factory!

Zero-Point is a 3D space roguelike featuring tactical ship-to-ship combat, crew command and an immersive view of your ship's interior. As Captain of a Star Federation cruiser, lead your crew and ship to victory over the rebellious Galactic Liberation Front!

New Cycle is a city building game with focus on survival. After an apocalyptic series of solar flares, human society has been thrown into disarray. Establish a settlement and develop it all the way from humble beginnings to industrial metropolis.

A survival RTS game about exploring the vast cosmos, the many planets inhabiting it and their countless secrets. You'll need to explore, gather resources and research new technologies in order to survive, thrive, and eventually build a colony on a bizarre, foreign world.

Colonize, mine, build, and expand your mineral kingdom! As a Digital Miner, your mission is to uncover the richest resources and hidden treasures in new lands. Rise to power by developing your territory or trading with other players. The path to greatness is yours to choose.

Explore an epic fantasy medieval world where dwarves fight for survival in a hostile universe. Guide your colony of dwarves through unique challenges, tough moral choices, and unforgettable encounters. Explore, mine, build, trade to ensure the prosperity of your people.

Set in the year 2095, 2 years after the devastating Huaxia War, As a Vanguard soldier, fight for humanity's survival against the relentless alien threat. Engage in intense multiplayer battles. Choose your side: fight for the heroic Vanguard or join the sinister R.E.A.P.E.R. forces.

Corporate greed meets strategic planet-mining in Drill Core! Drill to the heart of planets while managing workers, researching cutting-edge tech, and fortifying against alien attacks. Will you prioritize efficiency and risk your workers' safety, or focus on defense for survival?

Terraformers: First Steps on Mars is a free prologue of Terraformers, featuring an exclusive challenge to lead humanity's first attempt at settling the Red Planet.

Planet Pioneers is a relaxing building and puzzle game where you prepare new planets for settlers. Build tiles strategically, fulfill quests for your settlers, keep pollution low and enable new buildings along the way. Shape the planet as you wish until it’s time to move on to your next challenge.

The birdfolk of Giwi are masters of exploration. In Scorchlands, colonize the volcanic moon Helia, using magic and technology to build cities, manage resources with lasers, terraform environments, and fend off creatures.

Dive into Asterminer, a serene, atmospheric journey in space. Control a mining ship, train, and operator on distant planets and asteroids. Gather resources for your loved ones in this immersive, slow-paced, grounded sci-fi adventure.

SpaceDominator is strategy fantasy open world where you can discover universe! Contact other civilizations, make friends or enemies, start trading or fighting, expand your own area or help others to expand, increase your intelligence level.. and much more! Follow developing http://discord.gg/cqEZJ5J

Frigato: Shadows of the Caribbean is a challenging Real-Time Tactics stealth game set in the intriguing realm of pirates. Take command over a motley crew of sea rogues and beat the British Royal Navy to the Caribbean’s most valuable treasure.

Explore a unique, procedurally generated galaxy filled with alien artifacts and resources to extract and exploit. Mine asteroids, harvest nebula, pilot unique ships and find new and strange things in the void between stars as you struggle to survive long enough to find another home.

“Alien Marauder” is a real-time strategy game with survival and confrontation theme. In this game, you will be the leader to a treacherous alien planet, build and defend base to survive against the vexan waves. Make the right decision!

Land with your friends on the surface of various planets, gather resources, create items and buildings, defeat enemies and move to other planets to discover their secrets and secrets

In the year 3200. The Ethernal ore used as fuel for spaceships was beginning to run out, a galactic war broke out for control of the Ethernal, the galactic emperor Erick V issued a challenge to achieve peace, "the faction that can produce the most Ethernal will control the entire galaxy".

「Reshaping Mars」is a colony simulation game on Mars, you will start by gathering resources, storing food, accepting immigrants, and building a better colony together. Develop powerful technologies for Mars Reshaping, make Mars great agai..sorry, just great. Don't forget to make the residents happy.

Abyssals is a Survival City Builder in the dark depths of an inhospitable planet. Build your underwater colony, explore where light can’t reach, and hunt for scarce resources. Expand your infrastructure and power your lamps, as danger lies in the deep, hidden in the dark.