| Issue | #42 |
| Published | October 1961 |
| Pages | 36 |
| Notes | Information on this issue from Lou Mougin. |
| Characters | Captain Atom [Captain Allen Adam] |
| Genre | superhero |
| Pencils | Steve Ditko |
| Inks | Steve Ditko |
| Notes | Information on this issue from Lou Mougin. |
| Reprinted | in Action Heroes Archives (DC, 2004 series) #1 |
| Characters | Captain Atom [Captain Allen Adam] |
| Synopsis | Captain Atom challenges a group of UFO's. |
| Genre | Superhero |
| Pencils | Rocco Mastroserio |
| Inks | Rocco Mastroserio |
| Reprinted | in Action Heroes Archives (DC, 2004 series) #1 |
| Pencils | Bill Molno |
| Inks | Bill Molno |
| Pencils | Rocco Mastroserio |
| Inks | Rocco Mastroserio |
| Characters | Captain Atom [Captain Allen Adam]; Andrei Rotov |
| Synopsis | Captain Atom rescuse Andrei Rotov from a rocket that was shot to Saturn. |
| Genre | Superhero |
| Pencils | Rocco Mastroserio |
| Inks | Rocco Mastroserio |
| Reprinted | in Action Heroes Archives (DC, 2004 series) #1 |
| Characters | Captain Atom [Captain Allen Adam]; Dr. James Matson; Sgt. Goose Goslin; The Silver Lady From Venus |
| Synopsis | Captain Atom must stop an alien from Venus from hypnotizing military men into wrecking missles. |
| Genre | Superhero |
| Pencils | Steve Ditko |
| Inks | Steve Ditko |
| Reprinted | in Strange Suspense Stories (Charlton, 1955 series) #77; in Space Adventures (Charlton, 1978 series) #12; in Action Heroes Archives (DC, 2004 series) #1 (2004) |