Eioneus Star System – This galaxy was once home to billions of bright stars, until an unknown mega-event caused the majority of them to suddenly cool. The herald planet for Eioneus-Strsyt is Dreron-2S7I.
Orithyia – The smallest of the inhabited galaxies, Orithyia is home to the world's most hostile environments and creatures. Only one planet has been fully colonized, Nuigawa, and therefore is the galaxy's herald planet.
Zephyrus – Named after the race which inhabits most of the planets here, Zephyrus is home to many different types of planets, ranging from tropical island-filled planets to harsh desert climates. The herald planet of Zephyrus is Xaehiri.
1Herald Planet: The planet containing the capital for its particular galaxy.