EXOSECTOR
A space 3D MMORPG on a colossal scale. Up to 100,000 players simultaneously in one persistent, seamless game universe of 10,000 star systems.
The top results based on the latest update are War For Galaxy: New Era [Score: 1.1], Hill Sphere [Score: 1.0] and SPACERIFT: Arcanum System [Score: 1.0] The top rated games you can find here are Imperator: Rome [SteamPeek Rating: 6.7] ranked #29, Solar Nations 2 [SteamPeek Rating: 5.5] ranked #18 and SPACERIFT: Arcanum System [SteamPeek Rating: 4.8] ranked #3 Also don't forget to check the newest releases Kron Wars [Release date: 2026-10-21] ranked #6, Coloniam [Release date: 2026-10-02] ranked #12 and OpenFront [Release date: 2026-09-17] ranked #25 While it is tempting to play with the newest and the best, there might be some other gems in the results, like Solar Nations 2 [SteamPeek Rating: 5.5] ranked #18, Outscape [SteamPeek Rating: 4.6] ranked #27 and Imperator: Rome [SteamPeek Rating: 6.7] ranked #29.
A space 3D MMORPG on a colossal scale. Up to 100,000 players simultaneously in one persistent, seamless game universe of 10,000 star systems.
Become the ruler of the entire Galaxy: colonize planets, extract resources, build defenses and fight in planetary battles!
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!
Space. Ships. Resources. Trading. Production. Combat. Mine ore, haul cargo, and find profitable trade routes. Buy and capture ships, build your fleet, construct stations, and develop your production. Start with your first ship. Build your empire!
A team-based strategy and space simulation game where allies build an empire together while competing to control it. Explore, trade, colonize, scheme, and fight tactical battles shaped by stealth, sensors, and deception.
Aleryos is a free-to-play persistent space strategy MMO. Develop your planets, design fleets, master the Pillars, confront rival players and PvE threats, and build an alliance powerful enough to dominate the galaxy.
A persistent space MMO that runs in your browser. No download. No installation. Open a tab and you are in the Frontier. Trade, mine and fight across 2 universes and 12,000 sectors, in an economy that players build. And one mechanic that no other MMO has: war rewrites the map.
An exceptional sci-fi strategy game based on space adventure as its core.
Rule a living interstellar empire in this real-time 4X grand strategy. Make decisions that shape civilian lives, manage fragile supply lines, lead military conquests, and decide whether your civilization thrives or collapses under its own expansion.
Build up a Space Empire and establish control of the Galaxy and the Universe! Nova Empire is a multiplayer space game in which the aim is to build your empire and conquer the galaxy in epic space battles against your rivals with other allies worldwide!
Player bases are located on asteroids, which travel within the Oort Cloud. Once they’ve acquired the appropriate skills, players can control their asteroid’s movements. Mass-combat enthusiasts will love the Arena: here, players can battle it out against alien races or other Astro Lord players.
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.
Real-time grand strategy MMO on the actual map of Earth. Choose one of four superpowers, command armies and navies, forge alliances, betray friends, and fight thousands of players in a persistent world that never pauses.
MMO Real-time strategy star game.
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?
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.
A single persistent galaxy shared by every player. Full loot. Rich skill system. Exploration, Industry, PvE/PvP Combat
Structura is a rather unique sci-fi real-time strategy set in space. Its a hybrid of rts and fps, with emphasis on combat and survival. Build your economy for war, modify the unit by adding components, explore, expand, and survive the savage waves of enemy attacks.
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!
A refugee capsule lands on an uninhabited planet. You have to survive, rebuild civilization and, if possible, regain control over the Earth. One big universe, one endless pvp session for all players.
Build your galactic empire, conquer planets and emerge as the last player standing in this real-time strategy game.
A persistent online space MMO where you control a ship to harvest asteroids, trade at player-run structures, and fight inside star systems, either alone or with others.
Void Armada is a sci-fi sandbox MMORPG where exploration, trade, and warfare shape a living galaxy. Explore unknown star systems, gather rare resources, build powerful starships, trade in an open marketplace, and fight in massive fleet battles for wealth and influence.
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!
A persistent, planet-scale real-time strategy MMO on one shared Earth. Forge alliances or betray them, hold your supply lines, and live with every mile of ground you take or lose. Real-time fronts that never pause. No rounds, no resets.
A massively multiplayer real-time strategy game pitting hundreds of players against one another. Over one million nuke each other every month.
Build an interstellar civilization in a turn-based 4X strategy game. Explore a configurable galaxy, colonize new worlds, design warships, manage a complex economy, and outmaneuver rival empires through diplomacy, espionage, or war.
Outscape is everything you love about traditional strategy games, but places your empire within a vast online galaxy alongside other real players. Outscape rewards skillful long-term strategic gameplay with a brilliantly refreshing new take on the 4X genre.
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.
Dominate the classical Mediterranean in Imperator: Rome, a grand strategy game from Paradox Interactive. Navigate the dangerous waters of politics and diplomacy as you build up your provinces and conquer foreign lands. Now available with special content and the digital artbook.
Build a planetary empire, research game-changing tech, and raid real players across a persistent galaxy. The classic browser space strategy, reborn - and finally fair: no pay-to-win, ever. Team up for 8-fleet combined attacks. Your mines keep working while you sleep.
X3: Reunion continues the epic space saga, blending deep space trading and intense real-time combat. Explore a vast universe, establish your empire, and shape the new frontier. With enhanced graphics and intricate economies, it's a journey of strategy, simulation, and interstellar intrigue.
Amidst this chaotic era, shape your own destiny—whether as a loyal minister, a ruthless warlord, or an independent ruler. Every choice and battle writes your legend. Are you ready to rise from a commoner to claim the realm?
Kill Capture Destroy (KCD) is a real-time strategy and combat game that combines the intensity of military vehicle gameplay with the depth of strategy and simulation. It gives you control not just over the battlefield, but over the politics and government decisions driving the wars.
Void Frontier is a space MMO featuring tactical combat, mining, trading, and exploration. Customize your ship, train your skills, and discover wormholes. Face pirates and rival pilots, or venture into space alongside your clan.
Command 25 ship variants with 20+ upgrades in a living, multiplayer galaxy. Explore, trade, mine, and fight epic real-time battles. Forge alliances or betray rivals—your choices shape the universe. Dive into stunning space combat now!
Real-time territory conquest against dozens of rival empires on a fresh map every game. Push your borders, build cities, ports and railways, make alliances and break them, then end it with nukes, from a light payload to a payload salvo.
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