Publication history of Superman Superman titles have followed two major story arcs. "Action Comics" deals with Superman and wife Lois adopting a Kryptonian child who is revealed to be the child of General Zod. After resolving this arc, Superman has dealt with the return of one of his most dangerous villains, Brainiac which resulted in the arrival of thousands of Kryptonians on Earth and sadly the death of his adoptive father. In "New Krypton", the Kryptonians create a new planet, New Krypton, and raise it opposite Earth's place in the solar system. In "", Superman decides to leave Earth to live among the Kryptonians,
Z'ha'dum (fictional planet) Z'ha'dum (fictional planet) In the fictional "Babylon 5" universe, Z'ha'dum is the homeworld of an ancient, mysterious race known as the Shadows. The planet is near the galactic rim. The Shadows return to the world every time they are defeated, until their final departure from the galaxy in 2261. The name "Z'ha'dum" was inspired by J. R. R. Tolkien's "Khazad-dûm", the dwarvish name for Moria in Middle-earth. Z'ha'dum has extensive mountain ranges composed of igneous rock and lava fields from volcanoes of glittering obsidian that tower over sediment-covered plains. Weather patterns are violent, with dust storms covering one-quarter of the