Circe

ME1 · ME2 · ME3 · Andromeda · Series Legendary Editions ME1 · ME2 · ME3
Location	Milky Way / Artemis Tau / Athens
Circe
Basic Information
Type(s)	Lore, Planet
Series	Mass Effect
In-Game
Mass Effect Resources Helium-3
Location Information
Day Length	10.9 Earth Hours
Orbital Period	141.9 Earth Years
Radius	22,479 km
Featured in...
Mass Effect

Circa is a modestly sized hydrogen-helium gas giant with traces of sulphur and chlorine. These give it its striking yellow-green tint. As the development of the Proteus colony continues, Circe will likely be developed for helium-3 mining.