The Ecologic Envoy

The Last Colony

The Ecolitan Operation

The Timegod

The Ecologic Secession

Halo: Shadows of Reach

Sub-Majer's Challenge

Halo: Fractures: Extraordinary Tales from the Halo Canon

Contrarian

Halo: Contact Harvest

Councilor: A Novel in the Grand Illusion

Earth Unaware

Zoe's Tale: An Old Man's War Novel

The Silent Warrior

Halo: The Cole Protocol

In Endless Twilight