Top similar games like Tachyons: Battles Across the Galaxy:

Expand through an infinite galaxy by making words

"Border Jumper" is a mysterious RogueLike strategy turn RPG game. Inside a wired spaceship, you need to carefully choose the combination of skills and props, explore and uncover all the truths. In this game, you will experience unique gameplay and exciting challenges, bringing endless fun.

Co-op horror extraction shooter. Explore abandoned buildings and hear the screams of a friend being choked by a monster. Crawl deeper into the unknown, fire into the darkness, send teammates to bait enemies, check every corner for supplies, and feel the rush from a successful extraction.

Star Devil is a Sci-fi Station Survival Roguelike Game with dynamic alien infection. Playable in both single player and split-screen co-op.

Explore a dangerous planet that's different every time and try to survive! The Galactic Union's job for you is clear: research the alien wildlife -- for science! However, in this case, researching may include lasers, explosions, hungry aliens, space sushi, and other similarly delicious-or-terrifying hazards.

Trigon: Space Story sees you take command of your very own spaceship. Carry out tactical battles, defend your vessel against space pirates, and escape from enemy territory. On your voyages, you’ll face a slew of tricky decisions in your quest to uncover the mystery of the galaxy.

This "spaceship simulation roguelike-like" allows you to take your ship and crew on an adventure through a randomly generated galaxy filled with glory and bitter defeat.

Warspace 2 is a 1-4 player CO-OP space shooter with RPG elements, open-world and procedurally-generated galaxy. You can trade, craft, and fight your way through a universe, either solo or with friends.

A relaxed roguelike space odyssey in a procedurally generated universe! Travel through a lonely and mysterious cosmos. Customize your ship, explore and survive!

It’s co-op space survival fun, Jim, but not as we know it. This Means Warp is an intense spaceship management roguelite experience for 1-4 players. Explore a procedurally generated universe, upgrade your ship, battle dangerous enemies and adapt your strategies to survive in a hostile galaxy.

Explore an endless text-based universe filled with exotic planets, strange life forms, and ancient civilisations. Manage a crew of space explorers, upgrade their ship, and brave dangerous worlds to gather the data you need to reach the mysterious Gatebuilders.

Roam the galaxy, destroy enemy ships, and encounter special events as you explore! Make smart decisions with your dice rolls in order to survive. Buy upgrades at Galactic Bazaars, unlock new ships, and manage your fate in the cold expanse of space. Your choices decide your destiny!

In this strategy-roguelike game, you command a space ship on a desperate last mission in the asteroid belt. Negotiate, battle your foes, and upgrade your ship. Get stronger as you progress into increasingly hostile space. Only the boldest, most skilled captain will make it to Ceres. Will you?

A Roguelike Tower Defense in space with missions to conquer. Can you hold against the spreading alien bosses? Build and upgrade towers against the corruption. Choose your technologies and warpspeed your way to victory.

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.

A space exploration adventure in the purest tradition of roguelike. Featuring procedurally generated solar systems, perma-death and tactical turned-based gameplay!

Vortica is a 2D action roguelite set in a solar system overrun by hostile aliens. Suit up, loot up, and shoot up as you battle against enemy hordes, explore derelict outposts, and hunt giant bosses. Each mission gets you one step closer to reaching Earth and saving the human race.

Explore the farthest reaches of Human Space in this open-world space adventure. Compelled to journey to the Galactic Core by a mysterious hyperintelligence, you must fight your way through dozens of star systems teeming with clashing empires, expansionist AIs, and fearsome xenophobes.

HIVE JUMP is a sci-fi action platformer for 1-4 players blending run ‘n gun gameplay with roguelike elements.

ROGUE SHIFT is a high-intensity top-down shooter, set on a harsh planet that will test your will to survive. To stay alive, you will pit yourself against hordes of relentless enemies in an unforgiving, hostile environment.

Dive into a top-down bullet hell survival RPG. Battle through intense planetary and space combat, explore vast worlds, and build bases. Solve puzzles, trade, loot, land on freighters, steal ships, rent houses, and interact with diverse aliens in an endless universe.

Land on unique planets to survive the horrors that await in this adventure survival RPG. Use the spoils to upgrade defensive buildings and explore the galaxy further. Can you survive the hunt all alone?

Antisuns is a tactical RPG set in the far future. Command your crew in turn-based combat across multiple spaceships. See enemy moves ahead of time, and come up with the perfect response. Push your luck for greater rewards. If you fail, go back in time, for another randomly-generated run.

A rogue-like sci-fi Tower Defense strategy game with infinite replayability!

WARPSQUAD is a space exploration rogue-lite in an ever-changing galaxy to be played solo or co-op. Encounter a wide range of hostile spaceships, special events, and upgrades to your ship and crew. Master the ship terminals and crew with unique traits to survive this hostile world.

Explore the stars in this 2D top-down sci-fi game, where you can engage in dogfights with spaceships or disembark to challenge your enemies on foot. Complete contracts, unlock stronger ships, and discover ancient mysteries hidden in forgotten galaxies.

Heat Signature is a game from the developers of Gunpoint where you break into spaceships, make terrible mistakes, and think of clever ways out of them. You take a mission, fly to the target ship, sneak inside, and make clever use of your gadgets to distract, ambush and take out the crew.

Spacecraft Tactics is a 2D turn-based tactical space game. Save the last rebel outpost in the campaign. Develop a strategy, execute it in tactical battles and micromanage your ship. Play various game modes single or multiplayer. Create your own ships, scenes or mods and share them.

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!

Tower Field is a roguelike tower defense game with a random generated world to explore and modular towers that you can customize and adapt to protect yourself from the dangers you discover.

Approaching Infinity began as a traditional roguelike inspired by Star Trek and Borderlands 2. It evolved into a sprawling space adventure with infinite procedural progression. Explore, battle, quest, trade, craft, die, repeat... Or turn off perma-death and level up forever!

Explore the mysterious Wall World on your giant robospider: mine for valuable resources, upgrade your equipment to fight off hordes of monsters, and discover exotic biomes in-between attacks. Will you be able to survive and learn the secrets of the Wall World?

In a vast universe where nothing is familiar, you must use your knowledge to progress and learn how to survive. Upgrade your spaceship and explore to your heart's content, or destroy everything that comes your way, all in classic retro style.

Choose your own destiny as you explore an open-world procedurally generated galaxy where anything is possible. Become a miner, a trader, a bounty hunter, a pirate, or perhaps a jack of all trades. Start off small and build your way to the top but remember with every action, comes consequences.