From publisher blurb:
The fury of heaven!
Astonishing Races: Aasimar gives the race a full racial review and expansion, emulating the style of the “Core Races“ as detailed in books like the Pathfinder Roleplaying Game: Advanced Race Guide and others.
Astonishing Races: Aasimar aims to give players of the angelic, otherworldly aasimar immersive, world-neutral materials and support for almost any kind of play. Included are new and expanded options for alternate racial traits and subtypes, favored class options for all the base, core, hybrid, and occult classes, and ## racial archetypes. The book also has new racial rules for race equipment, feats, traits, magic items, spells and more!
So, if you’ve ever wanted to play a Soarynne Peacebonded Monk, an Arched of the Ages with a winged bow or just love these warriors of heaven, Astonishing Races: Aasimar is the book for you!