Sky Trillium
Julian May
Trillium / World of the Three Moons (5)
Perseus Spur
The Rampart Worlds (1)
Orion Arm
The Rampart Worlds (2)
Sagittarius Whorl
The Rampart Worlds (3)
Conqueror's Moon
Boreal Moon (1)
Ironcrown Moon
Boreal Moon (2)
Sorcerer's Moon
Boreal Moon (3)