These background races are often barely understood by the contemporary civilizations, who have pieced together scant details of a mere handful of ancient races through ruins and artifacts. The arthenn flourished across multiple worlds in the Zelene system some 300,000 years ago.

The Arthenn flourished across multiple worlds in the Zelene System some 300,000 years before 2182. Their homeworld appears to have been Helyme, a dead planet where all complex life was wiped out in an unknown cataclysm.

Helyme is thought to be the homeworld of the arthenn, a spacefaring species which disappeared approximately 300,000 years ago. Precisely what happened to Helyme is still under debate. It appears a global extinction occurred, wiping out all native animal life …

The arthenn were a species with highly advanced technology, though they confined themselves primarily to the Zelene system. They originated on the planet Helyme. An unknown cataclysm wiped out all complex life on that planet.

The ancient arthenn race flourish in the Zelene system, living on the planet Helyme until being destroyed in an unknown event that wiped out all complex life on the planet.

The ancient arthenn race flourish in the Zelene system, living on the planet Helyme until being destroyed in an unknown event that wiped out all complex life on the planet.

Nov 21, 2022 · We have a series of entries in the Zelene system (also ME2) that mention the Arthenn an alien race that lived 300,000 years ago. So clearly technology exists to date back that far. Incidentally one of those entries (Gaelon) mentions evidence the Arthenn were wiped out by mass accelerator bombardment.

The arthenn were a species with highly advanced technology, though they confined themselves primarily to the Zelene system. They originated on the planet Helyme. An unknown cataclysm wiped out all complex life on that planet.

The Arthenn are an arboreal humanoid species native to the planet Arthenn. They are a relatively peaceful species who appear to be calm even when captured. The Arthenn where belts that to indicate their rank.

Nov 11, 2019 · The arthenn: These chaps were wiped out about 300,000 years ago when something destroyed all life on their homeworld. The planetary description for Helyme describes the cause as possibly being due to an out of control biological weapon.