From Halopedia, the Halo wiki
- January 29: 48452-556-EPN644, a member of the Assembly, submits himself for vivisection by the humans, with the intent of sparking an interest in the long-dormant Orion Project. As a result, the program is re-initiated.
- May 6: A report is made on Onyx, the planet being recommended for colonization.
- The planet Onyx is discovered and first investigated in this year.
- Rear Admiral Ned Rich is born.
- Elias Carver publishes a set of theories known as the Carver Findings.
- The Assembly decides to have Onyx removed from the list of potential planets for colonization, due to the advanced alien technology present on the planet.
- Longsword 91-002 is manufactured.
- The M99 Stanchion presumably enters production for service within the UNSC.
- The position of captain of the Spirit of Fire is transferred from Captain Rehkov to Captain Donald.
- Halo: Reach, Data pad 5
- Halo: The Flood, Chapter 1, page 16 (2003 paperback); page 17 (2010 paperback)
- Halo Waypoint - Spartans
- Halo: Ghosts of Onyx, page 123
- Halo: Ghosts of Onyx, page 43
- Halo Encyclopedia, page 44
- Halo: Reach, Data pad 6
- Longsword 91-002
- Halo Graphic Novel, page 122
- Halo Wars, campaign level Cleansing