Top similar games like Battle for Orion 2:
Battle for Orion 2 $14.99
Earth has been destroyed. Mankind is fractured. The galaxy is at war. But one hope remains: a new home for mankind. Probes detected a habitable planet in the Orion sector. You must fight your way to it, but nothing is as it seems. A more devious plan is underway that threatens the entire galaxy.
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Asylamba: Influence$5.99
Making your culture shine is often more effective than taking out weapons!

Astrocat: Milky Way Journey$0.99
Skylar is an astronaut cat who took a lot of cool pictures of the Milky Way, but she needs to gather the pictures to send to the scientists of her planet, help her and discover lots of data and curiosity about our galaxy in this 2D puzzle.

Star Valor$24.99
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.

Interstellar Space: Genesis$29.99
Interstellar Space: Genesis is a turn-based space 4X strategy game in which you attempt to build a thriving galactic empire. Discover mysteries among the stars, colonize worlds, and engage enemies in tactical turn-based combat on your journey to becoming the ruler of the galaxy!

Space Warrior$199.99
Use your skills and strategy to save your galaxy in Space Warrior, a fast-paced 2D survival game where you fight with alien invaders. Each level presents unique challenges and you need to defeat waves of enemies to survive.

Space Crew: Legendary Edition$24.99
Time for your toughest mission yet! Recruit and train your crew to tackle the growing threat from alien and android armies as you defend Earth to become a Galactic Legend in Space Crew: Legendary Edition. All new content free to existing owners of Space Crew!

4X-Galaxy 无主之地:银河FREE
“4X-Galaxy” is a game developed by the 4X concept system(eXplore、eXpand、eXploit、eXterminate)

Galaxy Trek$9.99
Galaxy Trek is a fun, simple and addictive indie game that will test your reflexes, strategy and skill. Each game you play is unique!

Lazy Galaxy 2$7.99
Lazy Galaxy 2 is an idle/clicker game with base-building and RTS elements. Lead an evil (albeit lazy) alien race to conquer the universe! Expand your base, fight vicious foes, and conquer the galaxies. Acquire combat experience and convert into candy, the most precious alien resource!

MoonWool$4.99
MoonWool is a sheep herding game in a space cartoon universe. You must save your sheep stranded in the cosmos ! On tiny planet, you will have to guide them into safety, against dangerous hazard and monsters !

Deep Sky Derelicts$19.99
Deep Sky Derelicts is an original combination of turn-based strategy and RPG, enriched with tactical card combat and popular roguelike elements. Explore derelict alien ships, fight, loot and upgrade your gear, all in distinctive retro-futuristic comic book aesthetic style.

Gangs of SpaceFREE
Gangs of Space is a massively-multiplayer Rogue Shmup where Gangs of players compete for the conquest of the galaxy.

Red Galaxy$0.99
This is a retro space shooting game, where you only fight against the strongest enemy. There are 15 unique bosses in the game, and players need to use different weapons and strategies to defeat them. Dedicated to you who are both challengers and retro game lovers.

Axan Ships$10.99
Sci-fi RTS and Top-Down

Hookscrap$0.99
Fight as the owner of Hookscrap in a thrilling 2D rogue-like. Unleash the power of your Harpoon, by launching ships & asteroids at enemies. Upgrade your ship with loot from your foes, and become even stronger. Explore 5 unique levels in a randomly generated map & take down the fearsome SC Judgement!

Iron Marines$14.99
Real-time strategy battles in amazing sci-fi worlds! Command brave soldiers, mighty mechas and powerful aliens to face the greatest challenges in hostile alien worlds. The galaxy needs you!

Space Tyrant$19.99
Terrorize the galaxy for fun and profit! Space Tyrant is a surprisingly deep beer & pretzels strategy game set in a darkly humorous future. Build a mighty space force, disintegrate peaceful aliens, and rule irresponsibly on your relentless march to total domination.

Dreadnought Sol$3.99
Fight through procedurally generated scenarios and unlock every ship. You are in the last Sol Defense Force's Dreadnought fighting for survival. Humanity has been flushed out of known space by alien resistance who oppose humanity's industrialized growth, it's your job to take it all back.

Aeon Must Die!$19.99
Ignite the galaxy. Aeon Must Die! Experience a unique beat ‘em-up introducing breakneck risk-reward gameplay, innovative AI and tactical fighting, all packaged in an incredible art style.

Hexadrift$0.99
Traverse your way through 11 unique sector maps collecting the resources you need to repair your busted ship. Optimize your fuel usage, plan maximized routes, and watch out for swarming enemies! Hexadrift is a casual 2D-game of strategic planning and evasion!

Ad Astra: Sci-Fi Tower Defense$4.99
Lose yourself in an indie solo-dev. treasure that harkens back to arcade classics! All while thumping along to killer retro-inspired beats by Ovani sound. Embark on an epic tower defense adventure against awe-inspiring machine monstrosities, made by a devoted gamer for devoted gamers.

Red points$24.99
Red points - this is a game in which you need to destroy enemy spaceships, which are marked on the radar.

Galaxy of Drones$2.99
In GoD you control a small colonizing expedition lead by your appointed captain. As you delve deeper and deeper into the unknown of star systems to harvest the most valuable minerals in space, you soon find yourself on hostile waters.

Colo Grid Zation$3.99
In Colo Grid Zation will have to plan the best way to expand your grid-body creature to get the most efficient resources and survive!

Galaxy of Trian Board Game$4.99
Galaxy of Trian is a dynamic, turn-based strategy board game. Its fast paced, tile-based mechanics gives players unique experience. It is simple yet allows for multiple strategies and tactics.

Pawn Planet: First SalesFREE
Manage your own pawn shop in the weird galaxy. Purchase and sell different items, attend auctions, stop thieves and keep the shop going!

Transcendence$14.99
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.

The Viceroy$19.99
The Viceroy is a turn-based economic strategy sci-fi game. You will rebuild vast regions recently destroyed by disaster, crush rebel fleets, explore a large, far-future tech tree, manage elaborately intertwined economies, respond to emerging events, and earn permanent skills to overcome escalating challenges.

Gluon$3.99
Earth is just got destroyed! You are heading to the endless space with your modular ship on which the tens of thousands survivors boarded.Gluon is a combat, survival and exploration game with space battles featuring massive numbers of ships. Your modular ship expands its ability and capacity by linking various modules.

Jumpdrive$9.99
Jumpdrive is a sandbox space sim set in an alternative future heavily inspired by classic 80s sci-fi. Fight, trade and explore in a massive procedurally generated galaxy of millions of planets and stars. Amass money and power and upgrade and purchase new ships.

Omnibion War$6.99
Transform your high-tech space jet into a flying mech at the touch of a button as you blast your way through the galaxy in this frantic 3D shoot ‘em up. Take down thousands of Hellhounds one by one and prevent them from acquiring Omnibion, a dangerous ancient weapon.

Retrobooster$14.99
A reinvention of the cave-flyer for players who love games of skill. You control an extremely responsive ship, which opens up new possibilities for speed flying challenges, puzzles, and bullet hell scenarios. This game is set at 1980s difficulty--Survive it if you can.

Wonder WicketsFREE
A colorful and whimsical minigolf-inspired game set in outer space, featuring tons of unique content, game modes, challenges, a diverse cast of characters, and special abilities to create amazing shots!

Cuboid Keeper$6.99
Cuboid Keeper is a fast-paced arena shooter with a gripping storyline and an unique spaceship building system. Take control of the legendary Guardian of the Cube and face four advanced civilizations hell-bent on defeating you.

Sunrider: Mask of ArcadiusFREE
As Captain Kayto Shields, embark on a galactic voyage of heroism and survival. With his home world destroyed and his nation conquered, the inexperienced Captain Shields, and his newly minted vessel, the Sunrider, are left as the only hope against a galactic evil intent on subjugating all sentient life.

Stardust Exile$19.99
Stardust Exile is an RTS set in the Milky Way galaxy, containing currently known stars and exoplanets with their real characteristics. The remaining star systems are procedurally generated. It has both online mode and single-player skirmish mode. The online server is persistent and single-shard.

StarShip Constructor$4.99
Galaxy is on fire! Only you can save it! More than 20 modules and even more weapons and equipment,you can design your own spaceship and defeat the most powerful ships in galaxy!

Space Commander: War and TradeFREE
Fight, explore the stars, trade, and lead your fleet across the galaxySpace Commander: War and Trade is an ultimate single player space-sim featuring spectacular graphics, intuitive combat and deep mechanics.

Space Rogue$9.99
Take on the role of a spaceship captain. Explore new worlds, and engage in intense ship-to-ship battles. Develop unique battle tactics, upgrade your ship, and recruit crew members as you fight for peace or piracy.

NaevFREE
Naev is a game about space exploration, trade and combat. Players travel the galaxy and earn money by trading, fighting and performing missions.

Edge Of Galaxy$4.99
Edge of Galaxy is a real-time tactical space sim with RPG-lite elements. As the commander of a mercenary fleet, you must hire and manage your ships, upgrade their capabilities, and rise through the ranks to become a legend among mercs.

Galaxy Cat$0.99
Play as Coz the Cosmic Kitten as you travel the solar system reconnecting the universe together.

Nano Nebula$14.99
Nano Nebula is a space exploration game for VR. Thousands of years in the future, explore limitless planets as you discover alien life, solve ancient puzzles, and battle hostile creatures.

A Hole In Space$9.99
A "small" universe simulation, where you play as a black hole and try to absorb the whole universe. You decide the size and shape of the universe. Could also be used as a less meaningful CPU benchmark.

Starcom: Unknown Space$24.99
Starcom: Unknown Space is an action RPG of space exploration and adventure. Build your own starship while discovering an epic story in a universe of strange mysteries, alien factions and uncharted worlds.

Space Run Galaxy$9.99
Space Run Galaxy is the sequel to Space Run, the game from one-man studio Passtech, which seduced hundreds of thousands of players with its dynamic and original gameplay. By twisting the tower-defense game style, Space Run offered an addictive real-time spaceship construction strategy experience.

CyberHive$7.99
CyberHive is a strategic space travel simulator with a non-linear story, in the cosmic opera setting, and in an anime visual style.

Far Beyond: A space odyssey VR$12.99
Far Beyond: A space odyssey VR is the first hardcore Rogue-like in Virtual Reality with a Sci-fi atmosphere and AAA graphics. It features a hard but rich gameplay focused on resources management, craft and strategy.

MatchyGotchy Z$5.99
MatchyGotchy Z is a colorful digital pet game that combines idle clicker elements with a new take on pet-raising simulation: trainable personalities. All the nostalgia of those old virtual pets, fully adapted into a new desktop gaming experience.

Waveform$1.99
Navigate the beauty and hazards of the solar system while riding a wave of light through 100+ levels in this innovative action-puzzle game!

Weird Worlds: Return to Infinite Space$4.99
Weird Worlds: Return to Infinite Space is a hybrid roguelike game of space exploration, adventure and starship combat.