Imperial Armour Aeronautica is a Forge World supplement book for Warhammer 40,000 that contains 6th Edition rules for 34 flyers and 13 anti-aircraft units fielded by the Imperial Navy, Space Marines, Orks, Eldar, Tyranids, Tau Empire, Necrons, Dark Eldar and Chaos. Also included are the wargear and special rules unique to the aircraft of the 41st Millennium. It also features a narrative campaign, the Scourging of Kerrack, which provides six Warhammer 40,000 missions. The book is concluded by an Apocalypse rules appendix, updated for the 6th edition of Warhammer 40,000