| Issue | #9 |
| Published | June 1951 |
| Cover Price | 0.10 USD |
| Pages | 52 |
| Editing | Whitney Ellsworth (credited); Julius Schwartz (actual) |
| Characters | Captain Comet |
| Genre | superhero |
| Pencils | Carmine Infantino |
| Inks | Carmine Infantino |
| Characters | Captain Comet (intro, origin); Professor Zackro |
| Genre | superhero |
| Script | John Broome [as Edgar Ray Merritt] |
| Pencils | Carmine Infantino |
| Inks | Bernard Sachs |
| Genre | science fiction |
| Script | Gardner Fox (signed) |
| Pencils | Alex Toth |
| Inks | Bernard Sachs |
| Genre | science fiction |
| Script | John Broome [as John Osgood] |
| Pencils | Bob Oksner |
| Inks | Joe Giella |
| Characters | Captain Tootsie; Rollo |
| Genre | superhero; ad |
| Pencils | Bill Schrieber (signed) |
| Inks | Bill Schrieber (signed) |
| Genre | fact |
| Script | Julius Schwartz |
| Pencils | Raymond Perry |
| Inks | Raymond Perry |
| Colors | Raymond Perry ? |
| Letters | typeset |
| Characters | Chris KL99; Halk; Jerro |
| Genre | science fiction |
| Script | Edmond Hamilton (signed) |
| Pencils | Murphy Anderson |
| Inks | Murphy Anderson |
| Genre | science fiction; humor |
| Script | Hi Mankin |
| Pencils | Hi Mankin |
| Inks | Hi Mankin |
| Genre | science fiction; humor |
| Script | Hi Mankin |
| Pencils | Hi Mankin |
| Inks | Hi Mankin |
| Genre | superhero |
| Script | Jack Schiff |
| Pencils | Win Mortimer |
| Inks | Win Mortimer |