2510

2510 was a year in the 2510s in the 26th century.

May
May 28
 * Atriox is born on Doisac.

August
August 8 August 15 August 22
 * Dr. Catherine Halsey makes the first entry in her journal following her enlistment in ONI's service and arrival on Reach.
 * Thomas Lasky is born on Mars.
 * Edward Buck is born in New Albany, Lombard, on Draco III.

September
September 3 September 21
 * Michael Sullivan is born on Emerald Cove.
 * Kelly-087 is born on Imber.

December
December 1 December 4 December 8 December 15 December 22 December 28
 * The  is launched, completing its construction over Mars, beginning its forty-two years of service in the United Nations Space Command.
 * Doctor Catherine Halsey records in her Journal regarding meeting with Doctor Elias Carver and how she ended up at Reach.
 * At 2302 hours, Doctor Catherine Halsey is given information regarding the ORION Project.
 * Carris R. Pernault, future Spartan-II S-137, is born in Irbid, Tribute in the Epsilon Eridani System.
 * Dumb AI Déjà is activated.
 * The Jiralhanae Castor is born on Doisac.

Unknown

 * The Mark III exoskeleton is introduced, but is quickly made defunct after its initial launch, moving to Project MJOLNIR instead.
 * The structural system of the is designed by Dr. Robert McLees.
 * Manufactured by Reyes-McLees Shipyards, the enters service.

Circa 2510
Between 2510 and 2511
 * The future candidates for the SPARTAN-II program are born.