Dive into the Ariadne Arm
The interactive Subnautica 2 world map goes live the moment the game hits Early Access in 2026. Until then, preview what has been confirmed about the alien ocean, or fall back to the legacy Subnautica 1 map.
2026
Early Access
0
Biomes Mapped
S1
Legacy Reference
Leaflet
Map Engine
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Preview Subnautica 2 or browse Subnautica 1
Flip between the Subnautica 2 preview and the full Subnautica 1 map reference.
No interactive map yet
Once Subnautica 2 enters Early Access in 2026, we import the full world directly: biomes, leviathan zones, resource nodes, and POI markers powered by Leaflet.
Wishlist on SteamWhat We Know
What's been shown so far
Everything Unknown Worlds has publicly shown about the Subnautica 2 world.
Ariadne Arm
A new star system, light-years from 4546B. Unknown Worlds has confirmed we are not returning to the original planet.
Alien Ocean
Open sea biomes populated with new flora, reef fish, and AI-driven behavior trees teased in dev logs.
Collector Confirmed
The Collector Leviathan is the first large predator shown in footage. More apex creatures teased for launch.
Tadpole Submersible
New submarine designed around co-op play. Multiple crew seats, modular loadouts and deeper depth progression.
Modular Rebuild
Fully redesigned construction with deeper customisation, power routing and larger structural footprints.
Four Players
Up to four divers can drop in and out of the same ocean, sharing progression and base resources.