Based in the works of Howard Chaykin's Twilight and Thrillkiller series. A world were the technology accelerated in the 60s (the time when Batgirl lived in Gotham) and space conquest was faster, making possible the space travel in the 80 and in the 90s were already space colonies in the jovian moon Europa. Twenty years later, the interstellar exploration is a reality lead by Tommy Tomorrow and acompanied by Manhunter 2015 and the Space Ranger.