Top similar games like Idle Space War:

Fight off a galactic threat in this idle clicker game. Battle waves of enemy ships, progress actively or passively, and save humanity. With over 200 high-quality ship models and background mode, watch your fleet soar across your desktop while you work!

Galactic Simulator is a clicker game based on the Fermi Paradox and the Great Filter theory. Players can simulate the evolution of celestial bodies and civilizations in the galaxy from an observer's perspective. The game supports multiplayer mode. Create a unique galaxy with friends!

A story-driven incremental game with idle and auto-battler mechanics, inspired by Factorio logistics, Path of Exile itemization, and Eve Online's economy

Celestarium, an astronomy game where you start as an amateur astronomer. Discover and map planets, sell data to corporates, improve your gear, start your own space agency, manage your own missions, build and fly rockets to discovered bodies. Explore, prosper and expand your presence in space.

Starship Factory is a construction / space simulation game where you build, test, and optimize rocket production for Mars colonization.

An idle incremental adventure. Fight monsters, buy upgrades, recruit a party, craft equipment, join a faction, battle across different regions, and complete hundreds of rewards. Unlock a variety of fun features and use them to make your numbers go up!

Stunning sphere-themed idle/incremental game. Experience simplicity's beauty.

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.

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.

Build a team of Elite Secret Agents, and send them on dangerous missions around the globe.

A research spaceship reaches an abandoned planet. Nothing is what it seems here and the situation quickly slips out of control. Can the crew manage to survive and get back home?

In this multiplayer game you have to explore the Solar System in real scale. Control spaceships of the near future, explore planets, moons and asteroids, mine resources, fight for space domination and build the future of the universe.

🚀 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!

Real-time strategy game with commander task control. Pilots-Mercenary, each with their own character, and many unique ships for them. Interesting missions. Base development, various technologies and space exploration.

You've been sent ahead to establish a foothold economy for a future colony in deep space. Establish trade routes, buy supplies, and get the gears of industry turning before making landfall. The future of the colony is yours to decide.

'EOPN – Test RS' is a true screening test from the French Air & Space Force, turned into a sci-fi turn-based strategy game set in a nebulous future. Train for your selections or just enjoy the dive in this immersive experience where the goal is to take the best decisions to survive.

Hack your way out of a prison train and reclaim everything taken away from you. Mend your body and mind after a self induced coma. Manage resources to conquer, build up and upgrade multiple bases. Defend against hordes of enemies. Balance the only dwindling asset you have left: Time.

Manage a colony of people who woke too soon from their cryo-sleep. Build and manage a working generation ship and hopefully one day the grandchildren of the first generation might land on a habitable planet.

Explore space: Colonize different planets, gather valuable resources, and build your own space colony. Travel the solar system and even create your own planet. Your decisions shape the future of the galaxy in this limitless space adventure.

You've barely managed to escape your exploding spaceship. Now in an old escape pod, you hurtle through space at the mercy of the cosmos. With no knowledge of the pod’s complex systems, your life depends on a technical manual and your own wits. How long can you survive?

In Dyson Era Idle, harness stellar power to build cosmic megastructures. Research technologies, select unique stars, and construct increasingly efficient Dyson Spheres. Transform theoretical astrophysics into a captivating idle experience of galactic engineering.

The Rebel Space Admiral is an idler/ clicker game about space exploration with battles, trade, base building, planet invasions and science research. Fight your way through hundreds of star systems, meet aliens, find powerful artifacts and defeat an ancient evil before it purges the galaxy.

Ancient Space is a story driven single player real time strategy game where you take command of a fleet embarking on a scientific mission to chart undiscovered reaches of space called ‘The Black Zone’. Overcome overwhelming odds and fight for your life and the survival of your ship and its crew.

Explore the uncharted territories of the Kuiper Belt in a deeply immersive virtual reality experience. Hone your skills in spacecraft docking, engage in strategic asteroid sampling, and unveil the secrets of this distant region of our solar system.

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. Then go beyond and conquer the galaxy!

Andromeda is a hybrid between a space 4X and an MMO for Android and PC. Get dropped into an online universe sandbox with 2 galaxies full of planets to colonize. Build structures like Mines to generate resources to build ships and engage in fleet battles with NPCs and other players.

Embark on an awe-inspiring journey through the cosmos with "The Universe of Red Hope," a mesmerizing space simulation game that brings the wonders of the universe right to your screen. 🌌✨

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!

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.

Mars Clicker is a game where you embark on a mission to accumulate a gigantic amount of crystals on Mars.

In celebration of the 25 yr anniversary of the first release, this compendium contains all 4 games in the Battlecruiser 3000AD series which was first released in 1996.

A desktop overlay space exploration game where you travel through procedurally generated star systems, collect over 100 unique planets, and create custom universes while your ship journeys across the cosmos as a stunning transparent background on your screen.

A space civilisation management game. Play as a Galactic Caretaker, controlling the growth of developing civilisations. Ensure each society reaches their galactic exploration potential….but not before they are ready.

A racing team manager that throws micromanagement out of the window. Lead your team to victory in various championships while adapting to new challenges over the seasons. Also, bots don't cheat.

Play campaign stories within the Galactic Ruler universe. Invade the galaxy to eliminate those who stand in your way or rally alien races to defend against the invaders. Fight battles at both planet and space across a procedurally generated galaxy. Use new unit control systems to manage your forces.