Halo: The Fall of Reach
The origins of John-117 (Master Chief), Dr. Catherine Halsey, and the Spartan-II program. Details Spartan conscription and cybernetic enhancements leading to the siege and tragic destruction of fortress world Reach.
Halo: The Flood
Novelization of Halo: Combat Evolved. Expands the battle for Alpha Halo with extra perspectives from Major Silva's ODST contingent, Covenant Elite commanders, and Flood victims.
Halo: First Strike
Bridges Halo 1 and Halo 2. Master Chief reunites with Reach survivors to execute a daring strike against the Covenant command station 'Unyielding Hierophant', delaying an invasion of Earth.
Halo: Ghosts of Onyx
Focuses on Kurt-051 and the creation of the expendable Spartan-III program. When the Forerunner world Onyx awakens, Spartans, Sangheili, and Sentinels fight for access to a micro-Dyson sphere.
Halo: Contact Harvest
Chronicles humanity's disastrous first contact with the Covenant on Harvest in 2525. Stars Staff Sergeant Avery Johnson attempting to train a local militia.
Halo: The Cole Protocol
Introduces Spartan-II Gray Team, Lieutenant Jacob Keyes, and Sangheili leader Thel 'Vadamee (the future Arbiter) in 'The Rubble' asteroid enclave.
Halo: Evolutions
An anthology exploring key galaxy events, including the horror of the Mona Lisa Flood outbreak, Admiral Cole's last stand, and Headhunter Spartan ops.
Halo: Cryptum
Book 1 of Forerunner Saga. Set 100,000 years ago, a young Forerunner named Bornstellar awakens the Didact, unraveling secrets of prehistoric human empires.
Halo: Glasslands
Book 1 of Kilo-Five Trilogy. Right after the Covenant War, ONI black-ops squad Kilo-Five covertly destabilizes Sanghelios to fuel a civil war.
Halo: Primordium
Book 2 of Forerunner Saga. Ancient human Chakas wanders corrupted Zeta Halo, uncovering dark genetic experiments run by rogue AI Mendicant Bias.
Halo: The Thursday War
Book 2 of Kilo-Five. Civil war erupts on Sanghelios. Kilo-Five must rescue Arbiter Thel 'Vadam while countering Jul 'Mdama's emerging religious zealots.
Halo: Silentium
Book 3 of Forerunner Saga. Final apocalyptic days of the Forerunner-Flood war, detailing the madness of the Didact and activation of the Halo Array.
Halo: Mortal Dictata
Book 3 of Kilo-Five. Explores the human cost of the Spartan program through an insurrectionist father seeking vengeance for his kidnapped daughter.
Halo: Broken Circle
Reveals Covenant empire history from the perspectives of Sangheili rebels and San'Shyuum priests during its alliance and collapse.
Halo: New Blood
Narrated by Edward Buck. Chronicles Alpha-Nine's transition into the new Spartan-IV program following the end of the Covenant War.
Halo: Hunters in the Dark
A mysterious countdown on Halo rings prompts a joint UNSC-Sangheili expedition back to the Ark to avert galactic annihilation.
Halo: Last Light
Book 1 of Ferrets. Fred-104 and Spartan-III recruits team up with detective Veta Lopis on Gao to solve murders and locate Forerunner tech.
Halo: Shadow of Intent
Rtas 'Vadum ('Half-Jaw') defends his ship against a vengeful San'Shyuum Prelate wielding dangerous Covenant superweapons.
Halo: Saint's Testimony
AI Iona submits a legal plea against her scheduled destruction due to operational rampancy, raising questions about AI rights.
Halo: Fractures
Short story anthology featuring stories of Cortana's Guardian activation, Rion Forge's salvage work, and surviving Forerunners.
Halo: Smoke and Shadow
Book 1 of Ace of Spades. Salvager Rion Forge searches glassed worlds for clues regarding her father, Sergeant John Forge, and the Spirit of Fire.
Halo: Envoy
Spartan-II Gray Team is awakened on a joint human-Sangheili colony world where fragile peace is threatened by Covenant zealots.
Halo: Retribution
Book 2 of Ferrets. Veta Lopis and Spartan Ferrets investigate a UNSC Admiral's murder, discovering bioweapon conspiracy plots.
Halo: Legacy of Onyx
Molly Patel attends school on the re-opened shield world Onyx, where humans and Sangheili attempt to live together despite deep tension.
Halo: Bad Blood
Directly follows Halo 5. Buck reunites the original Alpha-Nine team on a covert mission under Cortana's oppressive Guardian rule.
Halo: Silent Storm
Book 1 of Master Chief Story. Young Master Chief leads Blue Team in Operation: SILENT STORM to board and destroy Covenant capital ships.
Halo: Battle Born
YA Novel 1. Four teenagers on the colony world Meridian must team up with a wounded Spartan-III to survive a sudden Covenant invasion.
Halo: Renegades
Book 2 of Ace of Spades. Rion Forge crosses paths with ONI and the surviving chassis of 343 Guilty Spark, searching for the Spirit of Fire.
Halo: Oblivion
Book 2 of Master Chief Story. Master Chief and Blue Team fight on desert world Mesra to secure a fleet of alien-built frigates.
Halo: Meridian Divide
YA Novel 2. The Meridian teen squad returns to their glassed homeworld on an ONI mission to retrieve Forerunner artifacts.
Halo: Shadows of Reach
Master Chief and Blue Team return to the ruined surface of Reach to retrieve critical assets from Dr. Halsey's CASTLE Base while fighting Banished forces.
Halo: Point of Light
Book 3 of Ace of Spades. Rion Forge and Spark uncover the Librarian's deepest secrets, reaching the climax of Rion's search for her family.
Halo: Divine Wind
Book 3 of Ferrets. Veta Lopis and her Ferret Spartans infiltrate Banished forces on the Ark to stop a Covenant splinter faction from firing the Halo array.
Halo: The Rubicon Protocol
Prequel to Halo Infinite. UNSC survivors and Spartan-IVs wage guerrilla warfare against the Banished on Zeta Halo during six brutal months.
Halo: Outcasts
Arbiter Thel 'Vadam and Spartan Olympia Vale head to Netherop to secure a ancient weapon capable of taking down Cortana's Guardians.
Halo: Epitaph
Following his defeat in Halo 4, the Ur-Didact finds himself stripped of armor and power within the mysterious expanse of the Domain.
Halo: Empty Throne
In the power vacuum following Cortana's fall, human and alien factions race across space to seize control of high-level Domain access points.
Halo: Edge of Dawn
Following the defeat of War Chief Escharum, Master Chief, the AI Joyeuse, and pilot Fernando Esparza fight to unite scattered UNSC forces on Zeta Halo while unraveling deeper mysteries surrounding the Endless.
Halo: Parasite's Wake
A terrifying survival story centered on Staff Sergeant Marvin Mobuto and a squad of court-martialed brig survivors as they fight through Covenant forces and the horrifying Flood outbreak on Alpha Halo.