- ONI Section Two publicly unveils the SPARTAN-II Program in order to boost morale during the Human-Covenant war. Because each super solider is said to have killed thousands of Covenant troops, many consider the Spartans to be the "stuff" of legend, unless having encountered one. ONI Directive 930 also prevented any news of a Spartan's death to be released to the public. The existence of the SPARTAN-III Program remains confidential.
- Final spin down for the UNSC Tripping Light's Slipspace drive was scheduled. Catherine Halsey was hoping to conduct an experiment on it before then.
- The colony Skopje is attacked and subsequently glassed by Covenant forces.
- A patrolling Office of Naval Intelligence drone discovers a large, and violent meteor collision.
- ↑ Bungie.net - The Spartan Project
- ↑ Halo: Ghosts of Onyx - page 139
- ↑ Bungie.net - Halo 3 ODST: Field Guide
- ↑ Halo: Reach Limited Edition - Bonus Item: Dr. Halsey's Personal Journal, September 4, 2547
- ↑ Halo: Evolutions - Essential Tales of the Halo Universe - Dirt
- ↑ Halo Waypoint: The Halo Bulletin: 10.25.12 (Copy from HBO)
- ↑ Halo 4: The Essential Visual Guide - page 216