Astro City, Volume 6: The Dark Age, Book One: Brothers and Other Strangers — Kurt Busiek

Today, Astro City is a shining metropolis on a hill where super-heroes patrol the skies.  However, things were not always as bright as they are today.  In the early 1970''s, in the wake of a global catastrophe, two brothers, one good and one evil must deal with family secrets and social upheaval, involving heroes from Jack-In-the-Box to the Blue Knight and the unsettling events leading to the final fate of the mysterious Silver Agent.  Find out why this era was so troubled through the eyes of two men who survived the depths of it!

Collects ASTRO CITY: THE DARK AGE issues #1-8.