Halo Franchise

Many products set in the Halo Universe are titled Halo, named after the massive ring-shaped space installations.

Video Games

 * The Halo Trilogy, the FPS trilogy.
 * Halo: Combat Evolved, the video game.
 * Halo PC, the Windows and Mac version of Halo: Combat Evolved.
 * Halo 2, the video game
 * Halo 2 Vista, the Windows Vista version of Halo 2.
 * Halo 3, the upcoming video game
 * A series of Halo spin-off games.
 * Halo Wars, the upcoming video game.
 * Unidentified Halo Project, a Halo spin-off by Peter Jackson and Wingnut Interactive.

Video Game Levels

 * "Halo", the second level in Halo: Combat Evolved.
 * "Delta Halo", the eighth level in Halo 2.
 * "Halo", the ninth and final level of Halo 3.

Movies

 * Halo Movie, the upcoming Hollywood feature production.

Novels

 * Halo: The Fall of Reach, the book explaining what happened before Halo: Combat Evolved by Eric Nylund.
 * Halo: The Flood, the novelization of Halo: Combat Evolved by William C. Dietz.
 * Halo: First Strike, the book explaining the SPARTAN programs.
 * Halo Box Set, the box set featuring the three first Halo Novels.
 * Halo: Ghosts of Onyx, the book introducing Onyx.
 * Halo: Contact Harvest, an upcoming prequel to the Halo saga set at the beginning of the Human-Covenant War.

Books

 * Halo Graphic Novel, a comic book based on the Halo Universe.
 * The Art of Halo, the Halo Artists behind the scenes book.
 * Halo 2: Special Collector's Edition Manual, the manual that comes with Halo 2 Special Collectors Edition.
 * Halo: Combat Evolved: Sybex Official Strategies & Secrets.
 * Halo 2: The Official Game Guide, the guide and straight way for becoming a better player.
 * The upcoming Halo comic book series by Marvel Comics called Halo: Uprising.

Forerunner Constructs

 * The Halos, the Forerunner weapons.
 * Alpha Halo, the first Halo discovered, also known as Installation 04.
 * Delta Halo, the second Halo discovered, also known as Installation 05.