The UD-22 Pterodactyl is a utility drop ship used by the Federation of Everett Space Forces used for transporting military troops and ground vehicles or supplies into a combat zone or operation LZ from an orbiting space craft to the surface of a planet, moon or other surface. Designed and produced in a joint development by Armor Militant Military Industries and Lockheed Martin, the Federation of Everett employs this vessel aboard Space Forces vessels including Universal-class Assault Carriers, Solar class Battleships and can also be attached and carried by Nebula-class Destroyers, Presidential-class Command Vessels and Discovery-class Science Cruisers.