2488

September

 * September 21: Preston Cole enlists in the UNSC Navy.

November

 * November 3: L. P. Graves evaluates Cole's performance at Unified Combined Military Boot Camp Sierra Largo, recommending he be moved on to the NCO path.

Unknown

 * By 2488, Harvest had the highest agricultural productivity rate per capita of any UNSC colony. Harvest is the most productive planet in the UNSC, producing fruits and other crops.