The factions below span multiple worlds in the Aethervane universe.
| Faction Name and Link | Brief Description | Lorekeepers |
|---|---|---|
| Arcane | Mysterious race of blue-skinned cosmic merchants. The main provider of spelljamming helms. | Jude |
| Arrows of Light | Elven supremacist faction that seeks ascension by purifying the elven species. | Erys |
| Beholder Hives | Spacefaring beholders locked in a ceaseless race war with each other. | Jude |
| Blood Skullz | Band of bloodthirsty pirates under Dred Kaptain Wargarbl Deeznutz. | Erys |
| Chainmen | Organization of interstellar slavers, renowned for their fast black freighters. | Erys |
| Clevar's Gimcracks & Sundries | Delivery company that specializes in the odd and the bizarre (and not a few smuggled goods). | Jude |
| Clutchborn | Spacefaring lizardfolk. | Jude |
| Company of the Chalice | Knightly organization dedicated to the eradication of “evil infidels” across the known Spheres of the universe. | Jude |
| Druids of the Path of the Eternal Spring | Druidic circle focused on the duality and status of the astral and material planes and providing protection for plants and green spaces. | Marty |
| Elven Imperial Navy | Elven fleets that consider themselves the protectors of all elven nations across the Material Plane. | Jude |
| Gaspar's Reclamations | Company that specializes in reclamation and recovery of magical artifacts. | Jude |
| Giff | Race of hippopotamus mercenaries. | Jude |
| Heralds of the Glorious Dawn | Militant religious crusade spreading its worship of flame entities by spell and sword. | Erys |
| Illithid Dominion | Spacefaring mind flayers; more disposed to trade and diplomacy than their Underdark brethren. | Jude |
| Juna | Theorized ancient spacefaring race that went extinct long ago, if they even existed at all. | Jude |
| Kings Within the Mountains | Loose affiliation of spacefaring dwarven clans. | Jude |
| Long Fangs | Mercenary remnants of an apocalyptic gnoll army from the Abyss. | Erys |
| Murine | Nomadic rat people obsessed with mad science. | Erys, Jon |
| Neogi | Spaceborn race of evil spider-like creatures that enslave and devour all they encounter. | Jude |
| Path and the Way | Monastic order that attempts to organize all known deities into a unified pantheon. | Jude |
| Reigar | Powerful spacefaring race that values art above all else, even their own lives. | Jude |
| Scholastica Arcanum | Organization of space wizards dedicated to studying magic and preventing arcane disasters. | Jude, Erys |
| Seekers of the Aetherium | Multiracial alliance devoted to exploring and studying the cosmos, but with respect for native cultures and biomes. | Erys, Jon, Jude |
| Sindiath Line | Interplanar organization of spelljamming shipwrights, helmsmen, and traders. Also known as the Spelljamming Guild. | Jude |
| Swordmongers | Company of arms dealers and mercenaries that remains neutral in all political affairs. | Jude |
| Temple of Ptah | Interstellar religion that worships the deity Ptah as the creator of the universe. | Jude |
| Tenth Pit | Oppressive regime imposing its brand of order on all Spheres of the Material Plane. | Jude |
| Torchbearers | Dedicated to spreading freedom and unrestricted trade. Also known as the Pragmatic Order of Thought. | Jude |
| Void Between | Expansive faction that accepts the space between the stars as an example of how unimportant people are in the grand cosmos but tries to help others live their small lives to the fullest. | Marty |
| Xenos | Enclave of humans devoted to the eradication of all non-human species. | Jude |
| Zjalans | Race of democratic spacefaring tabaxi, some of which crash-landed long ago on Rythea. | Jude, Marty |
Below is a list of notable entities, such as gods, whose influence encompasses multiple distinct worlds or planes of existence.
| Entity Name and Link | Brief Description | Lorekeepers |
|---|---|---|
| Great Spelljammer | Legendary spelljammer said to be simultaneously a ship, a city, and a living creature. | Jude |
| Moonlit King | Exiled fey lord | Jon, Sam |
| Queen of Night and Magic | Member of the Court of Fey | Jon, Sam |
| Shar | Goddess of Darkness, the Shadowfell, and the Underdark. Lives in the Towers of Night in the Astral Plane. | Jude |
| The World-Eater / Harbinger Station | An outpost on a world-eating leviathan. | Erys |
| Yeenoghu | Demon god of gnolls and force behind the Blood Tide that once ravaged the cosmos and created the Long Fangs. | Erys |