Top similar games like Citizens: On Mars:

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.

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!

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

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.

Exostation is a sci-fi real-time strategy game. Reach sustainable planet economies by building, allocating, mining, and selling wisely. Allow humanity to spread and conquer new solar systems not by war but by ensuring its planet's resources are not exhausted.

Watch your rocket climb off the pad, follow it to orbit, and look through the hull as your guests float into their rooms. A relaxed 3D tycoon game about building space hotels one module at a time, from low Earth orbit to the Moon, Mars and Saturn.

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.

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.

Design, build and control your own space station. Mission command and control is in your hands and only careful planning and vigilant supervision will keep your crew and space station safe.

Build a thriving habitat inside an O’Neill cylinder. Balance residents, resources and income, respond to events, and watch new towers, signs, bridges and lights enrich your curved city. A compact offline management game with free-flight exploration and Chinese/English interfaces.

Dive into a hardcore space station simulation and overcome the unforgiving environment of space. You must build and manage your station under the pressures of life, economics, and thermodynamics. Rise to power through economic leverage or ruthless military might. 

Outpost Surge is a society survival game on Mars, where players balance resource management, city growth, and settler health to turn a barren landscape into a thriving, vibrant city.

Guide a robotic mission in Venus’s polar clouds in this space colonisation city builder. Collect energy, mine resources, balance buoyancy to stay afloat, in the treacherous Venusian atmosphere, and build a self-sufficient base while navigating storms and acid clouds to hunt mysterious anomalies.

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.

Take the position of a CEO of a space transport company and become a new major player in the industry. Space Company Simulator is a realistic management sim game that will challenge your planning skills as you strive to launch the first manned mission to Mars.

Construct and manage your colony anytime, anywhere, any device!!!!

Build. Defend. Survive. Expand. A sci-fi base-building game on a hostile alien world. Gather resources, build a sprawling high-tech colony, and defend against relentless alien threats—then unlock new planets, new challenges, and the secrets of humanity’s last frontier.

Explore, scan, and conquer an unknown world. Deploy rovers, uncover hidden resources, and build a fully automated colony that must survive, adapt, and scale.

In Space Drilling Station, manage a drilling station on a distant planet. Build a multi-level vertical structure to produce and manage your resources and staff, in order to dominate the competition!

Quriocity is a sci-fi city builder game set on a bare alien planet very similar to Earth. Build and upgrade a wide variety of units to extract resources and provide services, such as maintenance, food production, education, entertainment and many more.

COMPLEX SKY is a futuristic city building game with a unique architecture system - build the city both ways, up and down! The world is devastated by pollution, and it’s up to you to create a fully self-sustainable city in the skies, and populate it with human settlers.

Mars Era is a turn-based strategy game about Mars colonization. Build your base, welcome settlers, gather resources, research technologies, and overcome the harsh conditions of the Red Planet. Manage your settlers, develop infrastructure, and turn Mars into a new home for humanity! 🚀

As CEO, build a ruthless corporate empire! Solve spatial factory puzzles, master complex supply chains, and manipulate dynamic markets to maximise profit. Mobilise local workforces, fund high-tech R&D, and construct colossal megaprojects to satisfy your demanding Parent Company.

Build your industry and earn credits to buy your ticket back home to Earth. Minimalist sci-fi base building about resource extraction and refinement. A 100% organic indie idle game with an oldschool lo-fi aesthetic and a light-hearted & relaxed atmosphere. Made to be played in a window on the side.

SpaceFlight Factory is an Automation and Base Building game with some survival game mechanics.You lead a small colony of human remnants. Help them to survive, expand and gather enough resources to leave Earth for their new home planet.

In Anno 2205™, you join humankind‘s next step into the future with the promise to build a better tomorrow. You conquer Earth, establishing rich, bustling cities and grand industrial complexes, but to secure the prosperity of your people, you must travel into space.

After a nuclear war life on the surface became impossible. A 300m thick radioactive fog covered the Earth. We are looking for bold active people to manage the process of restoring life on Earth. Join!

Guide pioneering settlers among Venusian clouds in this space colonisation city builder. Grow food, collect energy, mine resources, balance buoyancy and weight to stay afloat in the treacherous Venusian atmosphere, and build a self-sufficient colony while navigating storms and acidic clouds.

STRANDING ECHOES is a minimalist colony sim. Manage the non-corporeal creatures called echo to build your base and survive the heat.

Prepare for your journey to Mars by building and managing a colony within the safety of Earth’s atmosphere. Hone your abilities to create a thriving community, terraform the land to suit your needs, and prove your capability for a larger mission. Get ready to launch in this prologue to Farlanders.

"Box World: Space Courier " is a minimalist sandbox-style strategy management game. In this playful and pun-filled miniature world, calmly sketch out your own little world~ Make money! Make money! And make more money!!

As the AI responsible for a Generation Ship, you are humanity's last hope. Build efficient raw material cycles and help your crew in a realistic real-time simulation to survive the challenges of space on their long journey to a new home!

Blockville is a relaxing, funny, stylized city building simulation game where you can build a city inspired by the toys you all used to play with as a child. A mix of modern day city building sim with a comedy twist. Now you have an excuse to play again as an adult in this stylized city sim.

Embark on a cosmic odyssey as the director of your own space station in a galaxy full of wonders. Skillful management is vital as you construct and connect station components, oversee resource handling, and guide your space haven to reach new heights amidst the stars.

Build a colony on an alien planet. Supply settlers, defend against meteors, upgrade your base, develop your economy, and fight for survival.

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.