Ianto was an Aves  assigned to Flight Group 1 (a.k.a. Alpha Flight a.k.a. The Burning Skies [informal]) on the Pathfinder Ship Pegasus .

Following the destruction of Flight Group 4 (a.k.a. Delta Flight, a.k.a. The Doom Patrol) in the attack on the Charlemagne Starlock, Ianto was reassigned to Flight Group Four as its Aviator had chosen to return to Sapphire. Ianto and Tearlach surveyed the planet Juno and its system of satellites upon the return of the Fleet of Orion to the Solar System. (Book 12: Earth)