The Watchtower is home to the rapidly expanding Justice League team. While the Tower is quite the fortress and the Justice League quite the powerhouse, every castle has it cracks and every team has it's tiffs. All it takes is a little leverage.
Man has always dreamed of touching the stars and now that he can, sometimes wishes he never got in that stupid spaceship. Aliens, space monsters, interplanetary politics... it's a messy playing field. However, there are further vistas beyond the stars, dare you venture there.