Best Space Browser Games (SCI-FI) In 2023

DarkOrbit is a Space-Themed Sci-Fi MMO played directly through your browser that boasts a player-base in the millions. DarkOrbit allows you to take control of your own space fighter against aliens as you try to gain control of the galaxy by upgrading your ship
Published BY Bigpoint Style: 3D


AD2460 is a free-to-play browser-based MMO strategy that puts you in control of a star-spanning empire bent on domination through any means necessary. A 4x strategy MMO in the vein of Alpha Centauri, AD2460 offers vast freedom
Published BY Fifth Season AS Style: 2D
Battle For The Galaxy
Battle for the Galaxy is a freemium cross-platform MMO strategy video game. Battle for the Galaxy features player controlled development of the space outpost, further defending that outpost from other players, as well as attacking outposts of other players.
Published BY AMT GAMES Style: 3D


OGame is a text-based space simulation strategy MMO that has been online for over fifteen years. Players start at a random point in a galaxy and build their empire through money management and researching technologies.
Published BY Gameforge Style: 2D
Star Trek: Alien Domain
Star Trek: Alien Domain is a free to play browser based 2D strategy MMO set in the Stark Trek universe. Players must choose between siding with the Klingon Empire or the United Federation of Planets. Each faction offers unique artwork, officers and ships to take you on alien-killing adventures.
Published BY Gamesamba Style: 2D


Action and adventure await you in this epic battle game! EpicDuel is a free to play browser MMORPG featuring PvP (Player vs Player) combat. Turn fantasy into reality by creating your custom character to fight your friends in turn-based real time strategy battles.
Published BY Artix Entertainment Style: 2D
Pocket Starships is a free-to-play, MMORPG space combat game for IOS, Android or PC web browser. In Pocket Starships, you command a multitude of spaceships, forge alliances, and engage scores of other players in the never-ending quest for intergalactic domination!
Published BY Spyr Style: 2D
Soldiers Inc. is a browser-based MMORTS set in Zandia, a state ridden with war. Players take on role of Commander, hired by a black ops' organization called “The Syndicate,” with instruction coming from a character code named Mr. Black.
Published BY Plarium Style: 3D
Galaxy Warfare is a browser based sci-fi MMORPG featuring a fairly straightforward design that makes the game easily accessible to newcomers but, at the same time, the game also has a great deal of strategic depth.
Published BY Eiyland LLC Style: 2D
Prosperous Universe is a next-generation browser based science fiction sandbox where you are the CEO of your own space faring company. Explore the galaxy, design spaceships, forge alliances, and most importantly: produce, trade, transport, and profit.
Published BY simulogics Style: 2D
The central goal in Mini DAYZ, as with all survival games, is to stay alive plain and simple. To do that, you’re going to need to make sure your avatar is in one piece (and not bleeding out all over the place), hydrated, fed and generally happy.
Published BY Bohemia Interactive Style: 2D
Mars Tomorrow is a free mobile and browser-based builder where the player must carefully manage resources, an economy, and an ever-growing population to cultivate a habitable planet.
Published BY Gamefabrik GmbH Style: 3D
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