Skip to content
All Planets

Sirius III-a
Starfield Moon

Sirius III-a is an icy moon in Starfield orbiting Sirius III in the Sirius system, recommended for level 5 to 15.

It can be landed on and has 4 biomes. It has 6 mineral deposits.

It has 0.42 g gravity, a surface temperature of -16°C and an atmosphere. It has a radius of 3,849 km, a mass of 0.152 Earth masses and a density of 3.79 g/cm³. It hosts extremophile life.

System Map

Sirius III-a in the Sirius system. Click any other body for its page.

Sirius I Barren · alkanes, helium-3, ironISirius II Rock · chlorine, chlorosilanes, helium-3, iridium, lithium, nickel, uranium, water, xenonIISirius II-a Rock · argon, benzene, helium-3, iron, uranium, waterII-aSirius III Gas G. · Not landableIIISirius III-a Ice · aluminum, chlorine, copper, fluorine, lithium, waterIII-aSirius III-b Ice · chlorine, chlorosilanes, lithium, waterIII-b

Resources

Biomes

Each biome covers a share of the surface and hosts its own deposits, plants, and creatures. Flora frequency is how often the plant shows up where the biome does.

Ocean
15% of the surface
Swamp
10% of the surface Archipelago
Sandy Desert
15% of the surface