Aeronautica Imperialis is a tabletop miniature wargame set within the Warhammer 40,000 universe. The game focuses on aerial combat between the different races of the Warhammer 40,000 universe. Released in January 2007, it was developed and published by Forge World, a division of the British gaming company Games Workshop. Aeronautica Imperialis is a companion game to Epic, which emphasises battles between armies on a larger scale than Warhammer 40,000.