Prerequisite: Priority: Thessia (Mass Effect 3)
Osun is a gateway system. The system and its planets all have names taken from Yoruba mythology. The Yoruba people are a Nigerian tribe.
Fuel depot[]
- Main article: Fuel depot
Mass relay[]
- Main article: Mass relay
Aganju[]
Aganju is the third planet orbiting the star Osun.
- Main article: Aganju
Erinle[]
Erinle is the second planet orbiting the star Osun.
- Main article: Erinle
Olokun[]
Olokun is the fourth planet orbiting the star Osun.
- Main article: Olokun
Orunmila[]
Orunmila is the first planet orbiting the star Osun.
- Main article: Orunmila
Prison Ship Purgatory[]
- Main article: Purgatory
- Mission: Dossier: The Convict