Entropia is a virtual universe, consisting of several planets. These planets are owned, developed, and operated by different real-world companies known as partners. Currently, there are six partner planets:
Calypso
The first planet, which has been online since the launch of the game. Sci-Fi colonist theme, and centered around RPG and action gameplay.
The most populated, and a great all-round planet for both newcomers and old-timers.
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Owned by MindArk, the developers of the game.
Arkadia
Sci-Fi theme with a focus on adventure, exploration and treasure hunting.
Steady population and a great planet for both newcomers and old-timers.
Cyrene
Sci-Fi with a mix of Fantasy, focusing on adventure and discovery, featuring several storyline mission chains.
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Smaller in size, but a steady population.
Next Island
Science/paradise-theme with a focus on adventure gameplay.
Not the most active planet, but development and activity has been increasing lately.
Toulan
Sci-Fi with a strong influence of Arabic lore, and a focus on adventure gameplay.
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Not the most active planet, but development and activity has been increasing lately.
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Rocktropia
Zombie Sci-Fi with a music-theme, mixed with gang wars and expeditions to hell itself. Focusing on action gameplay.
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There is no active development, but there is still a lot to do there.
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Not recommended for newcomers.