UNSC Canberra

The UNSC Canberra (CA-70) was a Marathon-class heavy cruiser in the UNSC Navy. It served as the flagship for Fifth Fleet and commanded by Fleet Admiral Harper. It participated in the Battle of Earth on October 20, 2552.

Background
The Canberra, along with seven other heavy cruisers, and 67 Stalwart-class light frigates of the UNSC Fifth Fleet were one of the first to respond to the Covenant invasion of Earth on October 20, 2552.