Best Free Space MMO Games for PC in 2025

Dark Orbit Reloaded
Take part in huge intergalactic battles in DarkOrbit, the free-to-play browser-based space combat MMO - now in 3D!

Destiny 2
Embark on a heroic quest to save humanity in Bungie's epic sci-fi MMO shooter Destiny 2, now free-to-play.

Star Wars: The Old Republic
Star Wars: The Old Republic (SWTOR) is a free to play 3D Sci-Fi MMORPG based on the popular Star Wars universe.

Star Trek Online
Star Trek Online (STO) is a free to play 3D Sci-Fi MMORPG based on the popular Star Trek series.

Starborne: Frontiers
Build your space empire in Starborne, a free-to-play sci-fi MMO strategy game

Unfortunate Spacemen
Make new space friends and betray them all in Unfortunate Spacemen, a free-to-play shooter from New Blood Interactive. Complete objectives and hunt monsters in varied sci-fi environments ...

Dreadnought
Dreadnought is a sci-fi, multi-player space combat simulator from Yager. Players will take control of a variety of unique ships to combat opposing teams in a strategic environment.

Star Crusade
Star Crusade: War for the Expanse is a free-to-play CCG set in a fantastic universe where several alien races do battle with humanity for control of the galaxy. It's easy to jump right in and learn the basics, and in no time you'll be crafting your own decks to win control of the sector for your chosen faction!

VEGA Conflict
VEGA Conflict is a Cross-Platform free to play 2D browser based sci-fi strategy MMO. VEGA Conflict requires players to take on the role of space minters and seek absolute control over the scarce resources found in the sectors’ asteroids.

Star Trek: Alien Domain
Star Trek: Alien Domain is a free-to-play sci-fi strategy game played in a web browser. The game features a new Star Trek story, dozens of new starships and alien species.

Star Conflict
Star Conflict is a free to play 3D spaceship combat MMO by Gaijin Entertainment. In Star Conflict, players will begin by choosing one of three factions.

Ace Online
Ace Online is an action based sci-fi MMO 3D Space Shooter with very unique PvP.

Astro Empires
Explore the farthest reaches of space in Cybertopia Studios’ Astro Empires, a free to play text-based space strategy MMO that gives you something you’ve always dreamed of: the chance to build your own galaxy-spanning empire among the stars. As you start with your own planet in the farthest flung regions of unknown space in Astro Empires, you will learn to gather materials and develop new technologies to turn your previously unnoticed rock into a mighty empire befitting a galactic emperor.

Pocket Starships
Blast off into adventure in Pocket Starships, a free-to-play browser MMORPG with fast-paced starship-fighting action! Play with your friends or go it alone by taking quests from NPCs.