Captain Atom-KC-Elph
  • Real name: Nathaniel Christopher Adam
  • Alias: Captain Atom; Monarch
  • Identity: Secret
  • Alignment: Good
  • Universe: New Earth
  • Gender: Male
  • Hair: White, silver
  • Status Citizenship: American
  • First appearance: Captain Atom #1 (March, 1987)


Captain Atom appears briefly in flashback sequences of Alex Ross and Mark Waid's 1996 graphic novel Kingdom Come, printed under DC Comics' 'Elseworlds' imprint. His death at the hands of the villain, Parasite, and the irradiation of Kansas this caused, results in Superman's return to action and sets the events of the story into motion.