Helium

Helium is an atmospheric resource in Astroneer. It is a deep blue gas that is stored in a spherical canister. A light blue ring on top indicates how much gas is left in the canister.

Source
Helium can only be found on using the  at a density of 25 ppu.

Uses
Helium is used to craft the following items:

Media
Helium Helio Гелий