Book 1

Zodiac

by Romina Russell

Published 13 May 2015
Rhoma Grace is a 16-year-old student from House Cancer with an unusual way of reading the stars. While her classmates use measurements to make accurate astrological predictions, Rho can't solve for 'x' to save her life so instead, she looks up at the night sky and makes up stories. When a violent blast strikes the moons of Cancer, sending its ocean planet off-kilter and killing thousands of citizens including its beloved Guardian Rho is more surprised than anyone when she is named the House's new leader. But, a true Cancrian who loves her home fiercely and will protect her people no matter what, Rho accepts. Then, when more Houses fall victim to freak weather catastrophes, Rho starts seeing a pattern in the stars. She suspects Ophiuchus the exiled 13th Guardian of Zodiac legend has returned to exact his revenge across the Galaxy. Now Rho along with Hysan Dax, a young envoy from House Libra, and Mathias, her guide and a member of her Royal Guard must travel through the Zodiac to warn the other Guardians. But who will believe anything this young novice says? Whom can Rho trust in a universe defined by differences? And how can she convince twelve worlds to unite as one Zodiac?

Book 2

Wandering Star

by Romina Russell

Published 8 December 2015
But news has spread that the Marad - an unbalanced terrorist group determined to overturn harmony in the Galaxy could strike any House at any moment. Then, unwelcome nightmare that he is, Ochus appears to Rho, bearing a cryptic message that leaves her with no choice but to fight. Now Rho must embark on a high-stakes journey through an all-new set of Houses, where she discovers that there's much more to her Galaxy and to herself than she could have ever imagined.

Book 3

Black Moon

by Romina Russell

Published 6 December 2016
"This is spectacular sci-fi." —Booklist


One final secret stands between Rho and the enemy. But will the devastating truth destroy her first?

Rho, the courageous visionary from House Cancer, lost nearly everything when she exposed and fought against the Marad, a mysterious terrorist group bent on destroying balance in the Zodiac Galaxy. Now the Marad has disappeared without a trace, and an uneasy peace has been declared.

But Rho is suspicious. She believes the Master is still out there in some other form. And looming over all are the eerie visions of her mother, who died many years ago but is now appearing to Rho in the stars. 

When news of a stylish new political party supported by her best friend, Nishi, sends Rho on another journey across the Galaxy, she uses it as an opportunity to hunt the hidden master and seek out information about her mother. And what she uncovers sheds light on the truth--but casts darkness upon the entire Zodiac world.

Book 3 in the breathtaking sci-fi space saga inspired by astrology that will stun fans of the Illuminae Files and Starbound series. 

Book 4

Thirteen Rising

by Romina Russell

Published 29 August 2017
New York Times bestselling author Romina Russell's epic sci-fi fantasy series ZODIAC reaches its breathtaking conclusion with THIRTEEN RISING, the highly anticipated fourth and final novel. 

     The master has been unmasked. Rho's world has been turned upside down. With her loved ones in peril and all the stars set against her, can the young Guardian from House Cancer muster the strength to keep fighting? Or has she finally found her match in a master whose ambition to rule knows no limits?