Support ship

A support ship is a ship classification whose primary purposes are not to stay in combat, but to play more specialized roles - covert infiltration and exfiltration, intelligence gathering, electronic warfare, supply of fleets, etc. Hospital ships are a kind of support ship, specialized for medical care of sick and injured personnel.

UNSC

 *  - A small craft with limited stealth systems designed as a replacement for the Calypso-class.
 *  - A small ship designed for covert extraction.
 *  - An older class of UNSC stealth ship.
 * UNSC prowler - The UNSC's primary stealth ship used for reconnaissance and electronic warfare.
 * Refit station - A mobile repair and refit platform.

Covenant

 * Bladder ship - A munitions carrier that collects gases used for their plasma weaponry.
 * Covenant stealth ship - The Covenant counterpart to the UNSC prowler.