A list of the known species of the Orion Sphere.

• Arctonyx - Dominion - Resilient mustelid-like mammalians with a propensity for spaceflight.
• Beaupecian - Unaligned - Small, genetically engineered prey species.
• Borean - Commonality - Humanoids with photosynthetic skin and a regenerative metabolism.
• Coronite - Ascendancy - Sapient condensed clouds of interstellar gases with energy-channeling abilities.
• Cradian - Dominion - Reptilian refugees with a strong aesthetic sense.
• Elysian - Commonality - Psionic humanoids who form the core of the Commonality.
• Etherna - Free Union - Purple-skinned humanoids with an innate ability to sense energy fields.
• Felani - Commonality - Felinoid mammalians that project a psionic healing aura.
• Gardener - Free Union - Terran corpses animated by a sentient alien ecosystem.
• Garvian - Unaligned - Embattled mammalian species, residents of Bel-Dan V.
• Gharial - Unaligned - Aggressive crocodilian species hailing from an empire located around the Sparse Sector.
• Ikunkuma - Free Union - A nomadic canid species with a knack for finding all manner of useful things.
• Kelki - Dominion - Competitive and combative mammalian species with latent telekinetic powers.
• Kordai - Commonality/Free Union - Hunted refugees who fled the destruction of their homeworld in a long exodus.
• Kulkani - Unaligned - Little-known humanoid species from the Libran Rift.
• Lithos - Commonality - Psionic mineral-based lifeforms subject to chaotic emotions.
• Non-differentiated Avimorph Xenoforms - Anomalous adaptive lifeforms with some bird-like characteristics
• Notumi Cerebri - Ascendancy - Pale blue skinned humanoids implanted with technology to keep a genetic blight at bay.
• Notumi Corpori - Ascendancy - Blue skinned humanoids who wield invisible swarms of nanites.
• Olm - Unaligned - Secretive humanoid lifeforms with access to powerful nanotechnology.
• Raegar - Ascendancy - Agile mammalian species subject to a lethal progressive genetic disease.
• Reskan - Commonality - Hives of small arthropods with collective sentience.
• Sollen - Ascendancy - Frail reptilian humanoids with an aptitude for technology.
• Terran - Ascendancy/Free Union - Humanoid descendants of Ancient Terra.
• Thrah'Kah - Robust grey-skinned humanoids whose pilgrim fleets travel the stars in search of their iron god.
• Tulaki - Dominion - Genetically varied reptilian species that founded the Dominion.
• Urg - Ascendancy - Tough, militaristic humanoids.
• Vikaas Aquerna - Free Union - An aquatic species with powerful empathic abilities.
• Wrathian - Ascendancy - Humanoid species whose biology requires a toxic atmosphere.
• Xak'Noth - Dominion - Arthropoids with a tough chitinous exoskeleton.
• Yelk - Free Union - Sapient fungoids with distributed biology.