Games like Nexus - The Jupiter Incident on Steam
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Hegemony III: Clash of the Ancients
Command armies, manage resources, and build an empire in this real-time strategy wargame from Longbow Games. Will Rome fulfil its destiny to rule the ancient world or will history be rewritten to forge a new Etruscan, Gallic, or Greek hegemony!
Hostile Waters: Antaeus Rising
In 2032 an Earth that knows only peace is forced to relearn the art of war. Twenty years have passed since the population of Earth did a fine job of destroying nearly everything in one final struggle for power by the politicians and military leaders.
Halo Wars: Definitive Edition
Halo Wars: Definitive Edition is an enhanced version of the real-time strategy classic, Halo Wars, updated to run natively on PC. Halo Wars: Definitive Edition includes improved graphics, new achievements and all of the DLC created for the landmark real-time strategy game.
Supreme Commander 2
Includes 47 Steam achievements, leaderboards, and stats!
Creeper World 2: Anniversary Edition
Deceptively simple... amazingly deep. Creeper World 2 thrusts you into the 14th millennium fighting and enemy that flows and oozes through the terrain. Employ advanced weapons,gravity manipulating repulsors, wormhole like rifts, and your own wit against this never yielding enemy.
Interstellar Transport Company
Build a galactic transportation empire and supply humanity with everything it needs to colonize the stars. In this sci-fi logistics simulator, grow your company from a local transport agency into an interstellar logistics behemoth! Singleplayer, vs AI, and online multiplayer.
Earth 2160
After the destruction of the EARTH in 2150, the leaders of the Eurasian Dynasty escaped on board an evacuation fleet. Now they are fighting for the survival of the human species. Their base is one large building comprising of smaller variable parts.
Strike Suit Zero
Immerse yourself in massive fleet battles where your dog-fighting skills will directly affect the fate of the cosmos.
House of the Dying Sun
House of the Dying Sun is a tactical space shooter that puts you in the cockpit of the universe's most terrifying starfighter. Hunt the enemies of the Empire and bring ruin to their people.
Master of Orion 2
Forge an empire in a universe where population growth is stripping away planetary resources. Colonize unknown planets and trade with other races for their knowledge.
Drone Swarm
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!
8-Bit Armies
8-Bit Armies is a retro Real-Time Strategy game. With a colorful, blocky voxel art style, 8-Bit Armies is Petroglyph's most fast-paced, friendly, and accessible RTS game to date. Featuring a campaign of 25 single-player missions, 12 co-op missions, multiplayer and skirmish modes.
Infested Planet
Command a team of 5 elite soldiers against an alien horde of 100,000. Surrounded on all sides, you must outmaneuver and outsmart the enemy.
War, the Game
'War, the Game' is a RTS for pc in realistic present day setting.The controls are intuitive, the game rules are simple and transparent.The game focuses on strategy and the use of ones brain to complete the scenarios.The map is a spherical version of earth. That's new.
Star Trek Timelines
Explore the Final Frontier in the ultimate sci-fi strategy RPG, Star Trek Timelines! Join Starfleet and overcome challenges as you boldly go where no game has gone before – across the entire history of Star Trek.
MarZ: Tactical Base Defense
Build your defense base to fight back the undead hordes of Mars and secure the future of the red planet. MarZ is a game of strategy and tactical defense where you must carefully manage your crew and resources as you try to uncover the terrible secrets of the undead.
Total Annihilation
What began as a conflict over the transfer of consciousness from flesh to machines escalated into a war which has decimated a million worlds. The Core and the Arm have all but exhausted the resources of a galaxy in their struggle for domination.
Observation
Observation is a sci-fi thriller uncovering what happened to Dr. Emma Fisher, and the crew of her mission, through the lens of the station’s artificial intelligence S.A.M.
Steel Division 2
Steel Division 2 is a historically-accurate WW2 real-time strategy game set on the Eastern Front. Features 1:1-scale turn-based army management and real-time tactical battles with thousands of men at your order.
Astrox Imperium
Astrox Imperium is a relaxing space game where you fly around a generated universe. Mining, Fighting, Building, Exploring, and Surviving. What makes this game unique? You have complete control of how it plays. A robust sandbox and lots of MOD tools. Make it your game, and play it your own way.
Close Combat - Gateway to Caen
Close Combat: Gateway to Caen is a great release in the critically-acclaimed Close Combat series. Gateway to Caen focuses on the largest, concentrated British offensive since the Normandy landings in an attempt to penetrate the German lines west of Caen and cross the Odon River to get the stalled advance moving again.
Space Haven
Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.
Starpoint Gemini 2
Captain your own space ship and roam the galaxy in 3D in this tactical space simulator with tons of RPG depth ! Space has never looked so inviting - but images can betray...It has been two years since the end of the second Gemini war, the situation in the wartorn system is further from resolution than ever.