Top similar games like Celestial Command:

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!

Rebel Galaxy is a swashbuckling space adventure, with action-packed combat, exploration, discovery, trade, and “negotiation” with the outlandish denizens at the edge of the known universe.

A spaceship building and universe-exploration game. Collect resources, expand and grow your fleet, and conquer your personal galaxy. Stellar ambience by Peaks.

Become the Captain of an interstellar cruiser and journey across the galaxy to save the Republic. During your journey you will have to make important decisions, improve the weaponry of your ship and fight against numerous enemies.

Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters.

Landinar: Into the Void is a top-down space-adventure-RPG. You are recruited as a rookie bounty hunter in the oppressive Landinar Empire. On your journey through the quadrant you will meet diverse characters, build your own spaceship and choose your battles.

The ultimate space capital ship combat compendium is the evolution of hard core space combat sims. The only game of its kind currently in existence.

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.

In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.

A sci-fi settlement building game with orbital mechanics. Start from a spaceship, scan asteroids, manage fuel, ore, electricity, time, and sanity, while expanding your settlement, exploring an alien solar system, and building stations and spacecraft to support your growing colony.

Create the Starship of your dreams, explore the vast expanse of the galaxy, land on planets and jump into epic space battles. Experience a truly unique and powerful building engine where your imagination is the limit. Welcome to the next evolution in Space Sandbox gaming!

In the distant future, the X universe faces a period of profound and irrevocable change. While the universe stumbles towards an uncertain future, countless adventures await as new enemies rise in search of power.

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.

In XenoHaven, gather resources to build shelters, enslave alien beasts to work for you, and run restaurants and shops. Delve into dark underground dungeons, defeat swarming insectoids and mighty bosses, and craft powerful gear to conquer the alien world.

Become a pioneer of spaceflight. As an engineer in the Soviet Space Program you will be responsible for repairing, fixing and building the iconic spacecraft and rockets from the R-7 family.

3030 Deathwar is a unique mix of Adventure and Space Sim. Explore star systems, mine and hunt pirates in top-down mode. Leave your ship and switch into classic Adventuring mode, where you explore derelicts, talk to shady characters or head over to the space bar for a drink.

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.

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.

Space Travellers is a unique open-world sandbox space simulator set in the year 2343. Travel the galaxy, trade, explore unexplored worlds, fight, build bases and factories, forge alliances and experience new adventures!

Have you got what it takes to survive on Mars? ROKH is a multiplayer survival game featuring scientific realism and extremely deep crafting and building. Make the red planet your sandbox and create a thriving colony.

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.

Build ships from scrap and fly them in a gritty, realistic space sim. Venture solo or team up. Hunt for parts, haul vital resources, and keep your space agency afloat.

A relaxing strategy game featuring unconventional gameplay. Your objectives include development, evolution, border expansion and protection of your hive.

Kerbal Space Program 2 is the sequel to the acclaimed space-flight simulation game Kerbal Space Program. Enter the next generation of space adventure with exciting new parts, stunning visuals, fully revamped UI and Map View, and rich new environments to explore.

After a century in cryosleep you find yourself stranded amidst the ruins of mankind’s first interstellar colony. Explore derelict ships and stations and harvest raw resources in search of air, fuel and other equipment. Or loot and pillage what you need from other survivors. The choice is yours!

The hit mobile game Interstellar Pilot 2 has come to Steam. Join the TEF forces heading to the Gatopean sector to find a new home for mankind. Play how you like in this open world space-sim developed by Pixelfactor.

Equipped with cutting-edge salvaging tech, carve & slice spaceships to recover valuable materials. Upgrade your gear to take on more lucrative contracts and pay your billion credits debt to LYNX Corp!

In Spaceflight Simulator, you will get to build your rockets, plan launches and flights, attempt landings, deploy payloads and explore new worlds.

Space Battle VR is an action shooter set in space. It supports VR controllers to give you a real feel how it is to be a spaceship pilot. You can truly feel the cosmos with this game. Jump into an awesome adventure, help mankind, win a war, bring freedom and happiness to the universe. People need you!

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!

A physics-driven shipbuilder and roguelike where you design, pilot, and adapt spaceships in unpredictable battles. Unlock modules, explore randomized maps, and survive the galaxy’s deadliest encounters.

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!

It's the year 5781 -- and you have been chosen to build and lead a space station in a wild corner of the galaxy! Attract visitors and explore hundreds of planets to fund your station.

Triton Survival is an open world survival game about exploration, construction, engineering, and fighting on planets. Embark on this interstellar adventure and conquer the galaxy. Are you ready?

Habitat is a physics-based space game where you build, fly, and fight with whatever you can find out in space. Upgrade and arm your creations with weapons and structures you find in orbit, fly and explore using rocket physics.Battle deadly enemies in Campaign Mode to save humanity or explore Sandbox Mode for true creative control.