No Man's Sky Wiki
The subject of this article is from the Atlas Rises update.
The information from this article is up-to-date as of 23 July, 2018.

The subject of this article is from a previous version of No Man's Sky and is now considered obsolete.
The information from this article is kept for historical purposes and should not be further categorised.
Aeration Membrane Sigma
Aeration Membrane Sigma
Extends duration of underwater exploration.
Category Exosuit - Life Support
Type Companion Unit
Stats Oxygen Tank = 38.0
Updated Atlas Rises

Aeration Membrane Sigma upgrades a users Life Support System.


Aeration Membranes increase a user's ability to swim underwater longer, and can be used alongside other Aeration Membrane upgrades. It allows the user to breath for 38 seconds underwater. This effect is not increased by additional Aeration Membranes in the user's inventory, although they will automatically take over when this runs out..

Game description[]

User is able to swim underwater for extended periods.

Absorbs gasses dissolved in water through a membrane contactor that, if user is of a conventionally structured species, is placed over the mouth or facial breathing hole.

Operates automatically once constructed within user's exosuit inventory.


Aeration Membrane Sigma cannot be crafted.

Original formula:

Substance.commodity.common1.png Iron x50 + SUBSTANCE.FUEL.1.png Carbon x100 → Render.helmet.png Aeration Membrane Sigma

This identical formula is used to craft five separate hazard protection upgrades for the exosuit:

Upgrade progression[]

Additional information[]

  • Works automatically when charged and located in a player's Exosuit inventory.
  • Charged with Oxide Elements.

Release history[]