Top similar games like Tachyon Wars:

Expand your own galactic empire across new stars, research technologies, and challenge great alien powers in this immersive 4X grand strategy game. Build interstellar colonies, and starbases to gather more resources. Explore a unique galaxy full of secrets, great perils, and limitless possibilities.

One civilization, three skies: a planet torn by multiple suns, a cluster ruled by the dark forest law, and a galaxy of ten thousand stars. Anomalies rewrite each run; Story Mode links all three parts; play online with up to 10 players or in co-op; Auto Play runs your civilization while you idle.

Hill Sphere is an in-depth Space 4X/Grand Strategy game with a strong focus on realism, economic and logistical depth. Lead your nation into a sector full of rival powers and win through ingenuity, clever planning, and industrial might!

Indie 4X space strategy game with TB empire management and RTS combat set in a 3D star cluster. Build an interstellar empire by colonizing and conquering star systems, develop your colonies establish trade routes and construct fleets from a range of retrofittable capital & escort class vessels.

Command your space fleet, mine asteroids, and conquer colonies in this immersive real-time strategy game. Build powerful space stations, upgrade your ships through combat experience, and manage vital resources as you expand your dynasty across a star system.

Command grand fleets and wage strategic wars on an interstellar scale in this new take on galactic Grand Strategy. Transform nature to suit the needs of Empire and surge forward! Will you guide aspiring interstellar nations to glory, or rekindle the flames of a long lost Empire?

Galactic Ruler offers real time strategy game play at both planetary level and in space! Lead your faction in diplomacy or conquest across a procedurally generated galactic map where any system might hold hostile enemies or resource riches. Develop advanced technologies to rule the galaxy!

Galactic Civilizations is a space based strategy game in which you are in control of humanity's destiny.

Command vast fleets in epic space battles, master a turn-based galactic campaign, and unite a pirate rebellion to find the legendary Red Pearl and stand against the tyrannical Z-Army. They can't take the stars from us!

Build your galactic empire, conquer planets and emerge as the last player standing in this real-time strategy game.

A multiplayer space RTS blending in depth mechanics with fast paced skirmish matches. control and manage an empire together with your team in large-scale physic-based online battles, and expand your army mit modded factions

Space 4X game with the ability to build factories, extract resources, with characters, internal and external markets ... Take part in the discussion of the game, share your vision)

Build a civilization that will stand the test of time in the largest space-based strategy game ever! Choose from dozens of unique races and make a name for yourself across the galaxy through diplomacy, espionage, technological advances, and more.

A fast-paced 4X galaxy you can actually finish. Expand by colonising and besieging rival worlds, wield government powers that bend the rules - freeze enemy fleets, sever hyperlanes, vanish into stealth - and race rivals to claim the galactic core. A grand-strategy empire in an evening, not a month.

In this 4X + RPG strategy game, lead humanity’s last ark and rebuild a new home among the mysterious ruins of the stars. Starting from nothing, you will develop technology, build powerful fleets, resist external threats, and shape the rebirth of human civilization.

Technology, Magic, and Immortals collide in a universe torn apart by endless aggression. War is total; even the laws of existence are erased. Lead your fleets to invade worlds across the stars. Your goal is simple: Expand. Conquer. Destroy. Supports LAN & Online Multiplayer (PvP & Co-op).

Explore an unknown galaxy, colonize planets, and build an interstellar empire. In NABERON, a real-time space strategy game, you lead fleets and ground armies to war in space and on planet surfaces — alone or with your friends. Inspired by a legendary '90s Hungarian classic.

Get the complete GalCiv II saga including Galactic Civilizations II: Dread Lords, the expansion pack Dark Avatar, and the newest expansion pack Twilight of the Arnor!

Take control of a fleet commander returned from exile, rise through the ranks of the United Space Federation forces and join an epic war across the stars.

A real-time strategy game of orbital warfare. Build satellites, launch them into chosen orbits, and fight for control of the sky. Your assets stay invisible until an enemy sensor finds them. Every strike depends on being overhead at the right moment.

Can anyone build an empire in a place like this? Other factions are naturally suspicious of newcomers and may wage war at the first sign of unidentified craft. Here, a natural death is an uncommon luxury.

Rebuild a scattered empire in a Gothic galaxy of distant beacons and lost colonies. A real-time 4X with four distinct playable factions, empire-wide command, and Living Sagas shaped by how you govern and conquer up to 10,000 star systems.

"Fire and Dark Stars" is a real-time 4X strategy game. You can grow your base, build your fleet, search for enemies, and destroy them. You need to carefully manage your resources, set up and protect your supply lines, so that your fleet does not run out of ammo and fuel.

Space Tales is a sci-fi RTS where you build fortified bases, manage resources, and command retro-futuristic armies. Adapt to deadly alien factions, capture huge monsters and turn them into powerful allies as humanity fights to survive among the stars.

A turn-based grand strategy game in space, set in the near future: Defend Earth against an alien invasion from the edge of the Solar System and expand your campaign to push them back to their base.

Conquer the galaxy in this cinematic, battle-simulator. Each playthrough offering a completely unique galaxy, over 100 total specialized ships to command, and distinct commanders to lead your people. Pick your favorite faction and lead your forces into a dynamically generated battlefield.

A turn-based 4X space strategy game built around deep logistics and open-space movement. Use cosmic geography to your advantage, disrupt enemy supply networks, custom-build your fleets, and construct interconnected planetary complexes to conquer the galaxy.

Play a grand strategy game in any world you want, on land or in space. Import real maps, play a procedurely generated world, or hand-draw your own fictional universe. Then lead your faction to domination by managing its economy, diplomacy, and military. 

Engage in real-time battles with customizable space warships. Explore the galaxy, forge alliances, develop powerful ships, and defeat alien invaders.

Control your aerial and ground units using Real-Time-Strategy, OR switch during battle and join your comrades yourself in high-action dogfights and ground battles in Novastride. Dominate enemy civilizations throughout the galaxy and be the great strategist to lead your nation to victory.

Empires of a Tiny Universe is a relaxed single-player RTS where you build and expand your empire across space. Manage planetary infrastructure, develop new technologies for your fleet, and conquer the galaxy - all from a clear, minimalist perspective.

Take command of the war machine of an empire in this 4x RTS hybrid. Fight battles with your flagship fleet in fully 3D real-time space combat. Recruit, train and dispatch commanders. Give them orders, directives and equip their fleets. Manage your empire’s supply logistics and fleet operations.

ENDLESS Space™ is a turn-based 4X strategy game, covering the space colonization age in the ENDLESS Universe™, where you can control every aspect of your civilization as you strive for galactic domination.

In this Grand Strategy game, you take control of the Solar System's Great Powers in 2092 and weather the storm of change as you navigate the uncertain waters of the future. Control the greatest military forces in the world and wage wars on an epic scale: outer space is yours to conquer!

Become the ruler of human space. Design, build, and command hundreds of thousands of ships and break the invading Hollow wherever they stand. Unite the rival human powers or take them by force. In the end every star in the galaxy answers to humanity. And humanity answers to you.

This is the story about the beginning of the conquest of outer space by earthlings. It began as a global idea of saving mankind from hunger and lack of resources, and ended as a brutal and merciless war in space far from Earth.