Top similar games like Diaspora : Mass Exodus:

“4X-Galaxy” is a game developed by the 4X concept system(eXplore、eXpand、eXploit、eXterminate)

EVE Online is a free-to-play community driven space MMO where players can choose their own path from countless different options. Experience space exploration, immense PvP and PvE battles, mining, industry and a thriving player economy in an ever-expanding sandbox.

Second Galaxy is an open world sci-fi game that combines RPG and SLG elements. You can navigate hundreds of different space ships, team up with players to form alliances, and engage in intergalactic battles with other players around the world.

There is a quarantine declared throughout the orbit so all the pilots are grounded except for the few ones allowed to participate in training battles. Join their ranks for blazing fast space battles with another players in this top-down shooter game

Dynamic online battles in real time with elements of strategy and cards game. Collect and improve cards of effects, turrets and intergalactic pirates: robots, aliens, monsters, insects and other extraterrestrial creatures.

Fly through Subspace, build your own ship, and engage in epic battles. Mine asteroids and research new technologies. Uncover the origins of the alien homeworld by solving weekly events in this Co-op PvE MMO.

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

Starship Empire is an intense PvP-filled space MMO where you not only lead your ship into epic battles, but manage the entire crew inside!

A unique space strategy game where thousands of players participate in one shared galaxy.

In Star Trek Online, the Star Trek universe appears for the first time on a truly massive scale. Players take the captain's chair as they command their own starship and crew. Explore strange new worlds, seek out new life and new civilizations, and boldly go where no one has gone before.

Build anything. Fight anyone. In space. Highly tactical competitive sci-fi combat/building multiplayer free-to-play game. Bit of MOBA, bit of sandbox. Try it out to see for yourself!

Play Astroflux - a retro styled, action packed MMO space shooter.

Stake your claim, command your fleets, and wage epic war in space.

BattleSpace is a sci-fi flash game designed to play in the comfort of your web browser. In this free online strategy game, you step into the role of an Admiral, building a solar system in the depths of a faraway galaxy.

Design unique spaceships and build the ultimate space mining fleet as you team up to battle for resources and glory in this massively multiplayer action strategy set in an alien wasteland.

Born as an university project, Blackstorm is an online multiplayer Battle Royale where players form crews of three pirates and face each other in deadly combat. Sail with your spaceship in a three-dimensional environment with total freedom of movement and rotation.

For victory you need only three tools - Cannons, Lasers and Rockets! Discover a spaceship MOBA game with 2D combat in 3D environment, wide variety of play styles and fun gameplay for casual and pro gamers alike.

Command and customize your own capital ships. Take down opponents in thundering, team-based combat. Dreadnought is a free-to-play shooter that puts you at the center of spaceship battles on a colossal scale.

THE legendary free online multiplayer space shooter! Addictive, fast-paced, easy to learn, and impossible to master.

Lazarus was a lightning-fast action mmo for thousands of players in a shared & persistent open world. Sadly, it was canceled halfway through 2019.

Sensorium Galaxy invites you to experience the uncharted realms of PRISM. Immerse yourself in a revolutionary 30-minute set featuring tracks written, crafted and produced exclusively by Carl Cox for ‘Intermundium,’ his debut virtual show.

"Three Quarters Space Station" is a free VR amusement park！Enjoy space party with friends and play wide variety of VR games together！

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.

Experience epic, fast, truly tactical space combat against other players.

Pixel Starships is an FTL-style online sci-fi strategy builder and management game with a competitive PVP tournament. Set in the retro galaxy, your role is to explore space, meet aliens, and develop your ship, crew and AI. The game contains deep strategic and 4x elements. PSS is community-driven.

Fleet up with thousands of players in The Infinite Black -- The wildly popular online space combat and adventure game! Command massive spaceships, form powerful corporations, and battle it out in never-ending intergalactic warfare!

PlanetSide 2 is an all-out planetary war, where thousands of players battle as one across enormous continents. Utilize infantry, ground and air vehicles, and teamwork to destroy your enemies in this revolutionary first-person shooter on a massive scale.

Helm your own ship, battle for supremacy in a multi-faction war, and conquer the cosmos in this science fiction turn-based strategy game. Select from more than 100+ diverse star ships and fight for territory across a 2D hex-based grid.

Andromeda is a hybrid between a space 4X and an MMO for Android and PC. Get dropped into an online universe sandbox with 2 galaxies full of planets to colonize. Build structures like Mines to generate resources to build ships and engage in fleet battles with NPCs and other players.

STAR WARS™: The Old Republic™ is a free-to-play MMORPG that puts you at the center of your own story-driven saga. Play as a Jedi, Sith, Bounty Hunter, or one of many other iconic STAR WARS roles in the galaxy far, far away over three thousand years before the classic films.

Build your base and battle with other players to control the galaxy! Galaxy Control is an ultimate space combat strategy game with fast-paced combats! Gather minerals and extract uranium, defend your base with laser towers, missile turrets, cannons, walls and mines.

CSC is a casual space MMO with fast-paced combat, a robust player economy, and an uncapped crafting system. CSC is a game in active development.

Required: Bike trainer with bluetooth Power Sensors. Tokens not available. A fitness game you can ride with friends on real Mars terrain thanks to images from NASA's JPL & UofA. Ride to survive!

Take the role of a newly ascended deity in Gods and Idols. Carve your place among the stars in an open, dynamic, and massive MMORTS universe. Command the powers of the cosmos, form alliances, and use your worshipers as instruments to further your goals.

Different forces strive to make their own way in the space and desire the control of the Lagrange system- a gigantic transportation network. You, emerging as one of the force leaders, find yourself in a time of challenges and opportunities.