Hydrogen atom Hydrogen atom A hydrogen atom is an atom of the chemical element hydrogen. The electrically neutral atom contains a single positively charged proton and a single negatively charged electron bound to the nucleus by the Coulomb force. Atomic hydrogen constitutes about 75% of the baryonic mass of the universe. In everyday life on Earth, isolated hydrogen atoms (called "atomic hydrogen") are extremely rare. Instead, hydrogen tends to combine with other atoms in compounds, or with itself to form ordinary (diatomic) hydrogen gas, H. "Atomic hydrogen" and "hydrogen atom" in ordinary English use have overlapping, yet distinct, meanings. For example, a
Captain Atom the atmosphere the shockwave hits her directly and leaves her in a coma. While Atom dies, Superman survives, going on to continue his Regime. The rights to Captain Atom and most other Charlton characters were purchased by DC Comics in the early 1980s. Originally, these Charlton characters were to be reintroduced in writer Alan Moore's limited series "Watchmen". However, this would render the characters unusable for future stories. Thus new characters, inspired by the Charlton originals were used instead. "Watchmen"'s Doctor Manhattan is based on Captain Atom, and like Captain Atom, gained similar powers through a similar scientific mishap. Captain