Helium Filaments

Filaments of helium-3 fusion fuel, gathered from the lunar regolith by a helium coil.

Where to get Helium Filaments

Ocean of Storms

This item can drop in the Ocean of Storms on the Moon.

Prison of Elders

This item can drop as a Prison of Elders reward.

Unknown

This item can drop in situationally dependent ways.

Patrol

This item can drop from any patrol activity.

Challenge of the Elders

This item is granted through the Challenge of the Elders.

Vanguard Quartermaster

Vanguard Quartermaster Roni 55-30 sometimes sells this item in the Tower.

Crucible Quartermaster

Arcite 99-40, the Crucible Quartermaster, sometimes sells this item in the Tower.

Quest

This item can drop as a Quest reward.

Rise of Iron Record Book

This item can be acquired through the Rise of Iron Record Book.