Capital ship

"Our fighters are mopping up the last of their recon picket now, nothing serious. But I've isolated approach signatures from multiple CCS-class battle groups, make it three capital ships per group. And in about 90 seconds they'll be all over us."

- Cortana

Capital ships are a classification of spacecraft. The definition of a capital ship depends on the individual faction and the ship class. As an example: the large and heavily armed Phoenix-class is considered a support vessel in the UNSC, while the, which is nearly half its size, is considered a capital ship.

Covenant

 * Cruiser

Human
Ensigns typically did not pilot UNSC capital ships.
 * Carrier
 * Cruiser
 * UNSC frigate
 * UNSC destroyer
 * UNSC frigate
 * UNSC destroyer
 * UNSC destroyer
 * UNSC destroyer

Prehistoric human

 * Prime cruiser