Top similar games like Astroflux:

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

Drop down on Damocles, the war ridden alien planet, and fight to the death in our action packed shooter Infantry. Infantry puts you right into the action, giving you a multitude of classes, weapons, game modes and customization to wage war against your enemies in an online multiplayer environment.

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!

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!

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.

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

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

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.

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

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.

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.

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

Steambirds Alliance is a massively-cooperative bullet-hell shooter! Fly with dozens of your feathered friends in an open world full of cruel cat bosses and endless waves of deadly bullets.

Steambirds Alliance is a massively-cooperative bullet-hell shooter! Fly with dozens of your feathered friends in an open world full of cruel cat bosses and endless waves of deadly bullets.

Survived By is a free-to-play online bullet-hell style roguelite where permadeath is just the beginning...

The Song of Survivors is a free-to-play massively-cooperative bullet-hell style MMORPG. If you die, a new hero reborn who carries your legacy onto your next adventure!!

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.

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.

StarBreak is a unique skill-based action platformer MMO where you explore strange sci-fi worlds alongside dozens of other players, kill legions of dangerous aliens and fight epic boss battles.

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.

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.

Xanadu land is a fast-paced massively multiplayer bullet hell game that brings you to the arcade gameplay. In the nonstop BOSS battle, your death is just the beginning，accumulate experience, acquire equipment, and fight side by side with other players to knockdown all the BOSSes!

CosmicBreak Universal is an MMO action game that lets you play massive battles of up to 30 vs 30 players using customizable robots and humanoids! Create your own original character and aim for victory with your allies!

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!

Fishing Kingdom is a slot-machine style causal fishing game. No need for complex playing skills, just shot fish, win gold and collect treasure, super relaxation, super decompression.

"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.

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.

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.

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.

Spaceminers is a free-to-play game where you can win Real Gold. Spaceminers: Gold Runner is a timed racing obstacle course and is the first of three game modes in our Early Access phase that will be released throughout 2023 and 2024. The full Spaceminers game launches in Spring 2025.