Build Up At SolEdit
On October 20, 2552 Earth-orbiting stations detected a Covenant fleet exiting Slipspace nearby. The planet was well defended, having received reinforcements all morning. Elements of the Fifth Fleet moved to engage beginning the Battle of Earth. While in an engagement with the Day of Jubilation, UNSC Feeling Lucky, was lost.
In October 2552, it consisted of eight operational Marathon-class heavy cruisers and a further sixty-seven Stalwart-class light frigates. It's flagship for the Battle of Earth was the UNSC Canberra.