Star Hammer: The Vanguard Prophecy

Take command of humanity’s last survivors and rebuild an empire in the stars. In this immersive turn-based strategy game, you will have to fight to protect your people, control rival factions, and unlock lost technology.

Build and command a fleet of starships and travel between planets as you explore, build, negotiate, and fight to preserve your vision for humanity.

In this hex-based, turn-based strategy game, players will lead the Imperial forces of the Armageddon Steel Legion and Space Marines from a variety of Chapters against the Ork invasion through over 30 scenarios, on the hostile terrain of the planet and its gigantic Hive Cities.

Galaxy Admirals is a multiplayer turn-based cosmic strategy with pretty innovative and challenging gameplay. Improve your command skills with AI and conquer the whole universe by fighting with real players.

A Sci-Fi role-playing game featuring turn-based ground combat, space exploration, deep character customization and a massive living universe with over 160,000 star systems. Equip your ships with the best equipment you can find, gather a powerful crew of mercenaries and set out into the void!

Humanity is racing through space on the wings of hope, away from the emerging threat of a cosmic cataclysm that could spell extinction. And mysterious aliens with powers beyond imagining follow them everywhere they go.

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.

Space Hulk: Ascension is a 3D, digital, turn based, strategy game, which re-interprets the classic board game experience, and adds new RPG style mechanics, new weapons and missions, new enemy types, 3 playable chapters and loads of other new features to the single player experience.

Take the reins of a feudal dynasty in a divided galaxy following the destruction of earth. Star Dynasties is a turn based, procedurally generated narrative of human drama and personal politics, mixed with a light empire management layer. Your choices. Your legacy.

Dozens of missions & more than 50 ship designs put you in the captain’s chair for an amazing real-time space combat experience commanding ships from the United Federation of Planets, the Klingon Empire, the Romulan Star Empire, the Hydran Kingdom, the Gorn Confederation or the Lyran Star Empire!

Experience fast action, thrilling levels, spectacular explosions and lots of pew-pew-pew. Star Horizon is a reboot for the on-rails space shooter genre.

Shock Tactics is a single player turn-based sci-fi strategy game with tactical combat, exploration, squad management and base building.

Large-scale battles have become a vestige of the past, depleting resources of conflicting parties. Settled space, where welfare and order had reigned, has become a cemetery for dead ships which is flooded with pirates and adventurists.

A space trader & combat sim meets squad-RPG, large scale conquest, choice driven gameplay with fluid & punchy tactical real-time combat set in a dynamic open-world sandbox.

The ultimate edition of the jaw-dropping action-adventure game set onboard a floating city.

Space Hulk: Deathwing is a First-Person Shooter experience based on Games Workshop's classic Space Hulk boardgame set in the universe of Warhammer 40,000.

Salvation Prophecy is a military space epic. Human, mutant, and robotic factions are at war for galactic domination. Battles rage as space fleets collide. Invaders clash against fortified enemy colonies. Yet the greatest danger is the impending annihilation foretold by an apocalyptic prophecy.

In this 'starship command simulator' you will fight your way to the center of a randomly generated galaxy where a massive star is about to go supernova and destroy all life. Can you find a way to stop it?

Pilot a powerful mech to fight off the alien invasion in this ULTIMATE fusion of deckbuilding and grid-based tactics. Discover game-breaking combos, rewind time to alter your fate, and protect the future of humanity in this endlessly replayable roguelike.

Explore a vast universe with pulse-pounding action, side-splitting humor, and hair-raising plot twists in these 2 classic space adventure games.

This story-driven, single-player, 2D turn-based strategy RPG in a sci-fi setting tells the story of a child from Earth, Audra, who is inspired by a trendy video game to break special agent Beaufort out of captivity on Mars, against the wishes of their shared enemy; the Space Frontier Colonies.

Descend into the depths of an underwater world filled with wonder, mysteries, and peril. Fight to survive among unknown, dangerous species. Discover the story behind the abandoned base. Explore this submerged world and learn its history.

Engage in the construction of your station from a variety of different modules. Create your space fleet. Protect your base from enemies...

Conquer the stars in this straightforward multiplayer real-time strategy game from the creators of First Strike and become a Stellar Commander!

Command an ancient starship and fight your way to the heart of a dying Empire. Fend off attacks from demented cultists, craven space pirates, and xenophobic Imperial soldiers. Discover powerful artifacts and use them to build your ship into a fearsome war engine.

Horizon is a turn-based space strategy game of galactic exploration and conquest in which you are in control of humanity’s destiny. You will explore deep space, find new frontiers and discover alien artifacts hidden on long-abandoned planets.

Phantom Signal is a real-time sci-fi strategy game with unusual mechanics. Explore mysterious star systems and reveal the secret of the phantom signal.

Take to the skies! Guide your Imperial Navy or Ork Airwaagh squadron to victory and experience every dive, roll and ultra high-G turn through desperate dogfights in this tactical aerial combat game. Life is the Emperor’s currency, spend it well.

Dig minerals, manufacture ammunition, and build defense towers to fend off swarms of insects. A tower defense game with light production line elements.

You think Tower Defense games are all about building? You thought wrong. Sanctum is not your average Tower Defense title. When the havoc starts, you get to join the fray! As one of the world’s first First Person Shooter - Tower Defense games, Sanctum has taken the best of both worlds to deliver an epic, one-of-a-kind experience.

A defense RTS where you can move turrets at will. Extract resources, upgrade technology, and defend against enemy swarms in a gripping space campaign. Hold the line, set up your turrets, and brace for screen-filling hordes!

Star General is light-years ahead of its proud ancestors from the award-winning 5-star strategy series. It proposes a two-level combat system that accommodates space combat and surface combat. Resource management - conquer enemy planets and develop them for your needs.

A space action-adventure unlike any other: navigate your spacecraft through a galactic-scale mystery. Make sure to loot, craft and upgrade your space fleet. Play the story campaign or test your skills in vicious arena modes against AI opponents.

Artificial intelligence has plotted a path to a sustainable future, but humans aren't included. Defend humanity against the A.I. in this instant action real-time strategy, tower defense hybrid.

Warhammer 40,000: Sanctus Reach is a 3D turn-based strategy game like you’ve never seen before: fast, immediate, deep, impressive to look at and incredibly fun! Fight through a dark era of carnage and endless war and lead the Space Wolves in a struggle to defend the last bastion of mankind.

A trade sim & turn-based squad-RPG set in a dynamic & living sci-fi post-apocalyptic world. Take the reigns of a rag-tag scavenger gang as they unravel the mystery of the Fallen Star.

Defend against thousands of enemies in this explosive tower defense game. Deploy upgradable towers and unleash powerful orbital abilities as you try to protect Earth's first colony world from destruction.

Nomad Fleet is a RTS game where you must lead the last remnants of Mankind to safety after a mysterious alien race has hunted them near extinction. Lead a fully armed fleet of battleships, carriers and fighters through a series of randomized scenarios and encounters where they must fight for their survival while scavenging for resources,...

It is a time of great upheaval. The first Death Star has been destroyed, marking a major victory for the Rebellion. But the Empire remains strong. As commander, you must choose to take control of either the Rebel Alliance or the Galactic Empire. Your goal: complete domination of the galaxy.

The day has come… Humanity has been attacked by an alien race.You have space bases at your disposal. Use them to launch battleships and take over the alien mothership.

StarSim is a spaceship strategy RPG with live galaxy simulation. The game combines real-time with paused starship combat, turn-based crew combat, text quests and more. Be a hero, a trader, a scavenger, a mercenary or a pirate.

Starship Troopers: Terran Command is a thrilling real-time strategy game set in the Starship Troopers movies universe. Take command of the Mobile Infantry and do your part in the war against the Arachnid threat. Ensure that human civilization, not insect, dominates the galaxy now and always!

Halo: Spartan Assault brings the excitement of Halo combat to Steam for the very first time. Battle your way through 30 action-packed missions against the Covenant as you explore the origin of the Spartan Ops program featured in Halo 4. *DirectX feature level 10 required. *

Obey protocol or go rogue as you take on the role of a powerful A.I. in Starmancer. Build bustling space ports, secret laboratories, and incubators for mysterious eggs. Defend against starvation, sabotage, and space zombies. Don't worry, you can always grow more humans.

Brave a new world in Stranded: Alien Dawn, a planet survival sim placing the fate of a small marooned group in your hands. Forge your story through compelling and immersive strategic gameplay as you make vital decisions to protect your survivors.

The human race explores the stars, but a keen focus on the future has left a trail of desolation in the past. You are Alex Pieterson, commander of the salvage ship Thaddeus and its team of hardened agents. You are a remnant of that past, fighting for survival in a huge new galaxy.

A relaxing game about space exploration that lives at the bottom of your screen. Trade, fight, mine and salvage your way through a procedurally generated galaxy. Let the game idle while your autopilot handles business and builds your fortune.

Drone Swarm is a very unique take on tactical games. Control 32,000 drones in quick, fast-paced fights. Combine your swarm abilities and counter constantly evolving attacks of your opponents. Survive varying enemy waves, get upgrades to your swarm, and make it to the next system alive!

Hypergate is an arcade-style space combat game. It is focused on fast-paced combat rather than resources, realistic flight, or grinding. It features a 2-hour campaign, LAN or single-player Instant Action for customizing your own battles, 30 upgrades to buy using in-game points, and 3 ships to fly.

Join the Vikings in an epic tower defense adventure! Defend your ship against mythical bosses while mining resources and upgrading skills. Battle solo or team up with friends in online co-op for a journey of strategy, conquest, and victory.