Battlestar Galactica Online is a browser based 3D Sci-Fi MMORPG based on the popular Battlestar Galactica franchise. Play as a Cylon or Human and battle it out in space. Players can explore various worlds, and unlock new weapons, ships, and parts as they progress.

Publisher: Bigpoint
Playerbase: Medium
Graphics: High
Type: MMORPG
EXP Rate: Medium
PvP: Faction Based
Filesize: N/A

Pros: +Based on a popular Sci-Fi franchise. +Great looking graphics powered by the Unity engine. +Plenty of weapons and ship customization options.

Cons: -Limited information available. -No release date set. -Some features will cost real cash. -No land based combat.

Dark Orbit is a 2D Sci-Fi MMORPG played right on your web browser. While it lacks sophisticated graphics, Dark Orbit offers a large game world with PvP oriented gameplay. Players can be attacked almost anywhere in the galaxy and death carries a stiff penalty. Mine ores, complete quests and battle for control of lucrative fields throughout the galaxy.

Publisher: Bigpoint
Playerbase: High
Graphics: Simple
Type: MMORPG
EXP Rate: Medium
PvP: Open PvP
Filesize: None

Pros: +No download or install required. +Large player base. +3 factions to chose from +Open PvP and faction wars.

Cons: -Repetitive graphics and gameplay.  -Boring Quests. -Cash items imbalance the game. -Limited PvE content; max level is 18, only around 4 quests per level.

Hellgate is a 3D MMO post-apocalyptic shooter. Originally P2P, it’s been re-released as F2P.

Publisher: T3Fun
Playerbase: Medium
Graphics: Medium Quality
Type: MMORPG
EXP Rate: Low
PvP: PvP Lobby
Filesize: 6000 MB

Pros: +Enjoyable crafting system. +Nostalgia value. +Fair character customization.

Cons: -Dated. -Poor user interface. -Limited PvP. -Poor translations. -Clunky combat.

Planet Calypso is 3D Sci-Fi MMORPG with social, economic and political gameplay features. Player assumes the role of a human colonist on a distant alien planet. Explore an open ended virtual world that’s over 1,500 square kilometers in size, develop more than two-hundred unique skills, and craft a unique story with other users around the world.

Publisher: MindArk
Playerbase: Medium
Graphics: High Quality
Type: MMORPG
EXP Rate: Low
PvP: N/A
Filesize: ~ 2500 MB

Pros: +Over 150 kinds of skills. +Huge game world to explore. +Open ended, sandbox gameplay. +Top players can earn real world cash.

Cons: -Most activities require premium currency. -Limited sense of direction. -Steep learning curve.

Star Trek Online is a 3D sci-fi themed MMORPG based off the popular Star Trek Franchise. Players step into the role of a rising Starfleet Lieutenant, commanding their own crew and ship through unknown zones in the galaxy. Fans of the original series will enjoy strolling through the Enterprise, participating in PvE ground combat, and waging war in PvP tactical ship battles with fellow comrades. Customize your ship with a variety of weapons and add-ons or even create your own master alien race in this free-to-play space MMO.

Publisher: Perfect World Entertainment
Playerbase: Low
Graphics: High Quality
Type: MMORPG
EXP Rate: Medium
PvP: Factions / Duels
Filesize: ~7 GB

Pros: +Great graphics. +Explore Star Trek Universe. +Ground and tactical space combat. +Wide variety of ship customization options. +Weekly episodes and events. +In-depth character creation tool.

Cons: : -Repetitive gameplay. –Controls could be better. –Cluttered interface. –Buggy at times. -Shop items are overpriced. –Free players limited in character slots and chat access.

Global Agenda delivers intense fast paced combat that is sure to satisfy its players. This MMO Shooter lets players control their characters in third person as they team up with allies to complete missions, claim and defend areas, and destroy other players. Choose a class that fits your playstyle, develop your character, and become a powerful force in Global Agenda.

Publisher: Hi-Rez Studios
Playerbase: Medium
Graphics: High Quality
Type: MMO Shooter
EXP Rate: Medium
PvP: PvP Missions / Conquest Mode
Filesize: ~15 GB

Pros: +Fast paced and engaging combat. +Good mix of PvP and PvE encounters. +Fluid gameplay. +Unique blend of RPG and MMO shooter elements.

Cons: -Repetitive missions. -Annoying NPC voices. -Few playable classes (4) -Small game world.

CosmicBreak is a 3D, sci-fi, third person shooter MMO with giant mechs.  Join one of three warring factions and create a custom robot by mixing and matching parts.  Play cooperatively or competitively through the many game modes in CosmicBreak!

Publisher: CyberStep
Playerbase: High
Graphics: Low Quality
Type: MMO – Third Person Shooter
EXP Rate: Medium
PvP: Multiple Modes – up to 30v30 battles
Filesize: 414 mb

Pros: +Fast-paced gameplay. +Over 50 playable bots & 300 parts. +Co-op missions and quest modes. +Simple keyboard controls & gamepad support.

Cons: -Blocky visuals. -Limited graphic options. -Repetitive gameplay. -Interface lag.

Clone Wars Adventures is a 3D Sci-Fi MMORPG based in the Star Wars universe. The ‘Clone Wars’ spin-off started as a cartoon series and is now gets the MMO treatment thanks to SOE! Play as one of three races and enjoy the minigames and social features on offer in Clone Wars Adventures!

Publisher: Sony Online Entertainment
Playerbase: Medium
Graphics: Medium Quality
Type: MMO
EXP Rate: Medium
PvP: N/A
Filesize: 90 mb

Pros: +Varied minigames like tower defense. +Player housing. +Create a Human, Twi’lek or Clone Trooper character.

Cons: -Many features require a subscription. -Gameplay consists mostly of minigames. -Limited sense of progression.

Black Prophecy is a 3D sci-fi MMORPG where players control space ships and explore the stars. Black Prophecy boasts fast paced, real-time combat and high end graphics. Players will be confined to their ships in Black Prophecy, but extensive parts customization will allow for varied gameplay.

Publisher: Gamigo
Playerbase: Medium
Graphics: High Quality
Type: MMORPG
EXP Rate:Medium
PvP: Battlegrounds / PvP Missions
Filesize: 6000 MB

Pros: +High production value.  +Modular ship design, mix & match parts! +Three-dimensional exploration and combat.

Cons: -Demanding system requirements. -Never leave your ship. -Sometimes high server latency.

C21: Steel Battle Chronicles is a robot-themed action MMO, where players choose from dozens of robots as a representative of the Neo Robot Force. Take part in ground and aerial combat, customize your robots, and defeat the Devil Robot Force.

Publisher: Webzen
Playerbase: ??
Graphics: High
Type: MMO – Third Person Shooter
EXP Rate: ??
PvP: Arenas
Filesize: ~800 MB

Pros: +Several PvE modes to choose from. +Many customization options available. +Can edit your robot’s skin.

Cons: -Low quality graphics. -Limited PvP. -Linear gameplay.