COACC: Close Orbit and Airspace Control Command

COACC, Close Orbit and Airspace Control Command, is a supplement for MegaTraveller. This 96 page sourcebook includes sections on military control of atmosphere, air units, aircraft types and tech levels, aircraft design, air-to-air combat, air-to-ground combat, aircraft ordinance, ground-to-air combat, bases, maintenance, the Eddum campaign, and flyer characters.