- Script:
- ? [as Arthur King]
- Pencils:
- Alex Blum
- Inks:
- Alex Blum
- Colors:
- ?
- Letters:
- ?
- Genre:
- science fiction
- Characters:
- Tony Scaro (villain, introduction); Kil (villain, introduction)
- Script:
- ? [as Orson Herr]
- Pencils:
- Henry Kiefer
- Inks:
- Henry Kiefer
- Colors:
- ?
- Letters:
- ?
- Genre:
- science fiction
- Characters:
- Prof. Aries (introduction); Dr. Akton (introduction); A gang of Martians (villains, introduction, death)
- Script:
- ? [as Fred Nelson]
- Pencils:
- Bob Powell
- Inks:
- Bob Powell
- Colors:
- ?
- Letters:
- ?
- Genre:
- science fiction
- Characters:
- Jack North (guest-star); Ferno (villain, introduction, death)
- Script:
- ? [as Starr Gayza]
- Pencils:
- Arthur Peddy
- Inks:
- Arthur Peddy
- Colors:
- ?
- Letters:
- ?
- Genre:
- science fiction
- Characters:
- Queen of Morog (villain, introduction, turned into a plant); Sandy (introduction, an engineer)
The story title is taken from the cover blurb.
- Script:
- Toni Blum? [as Tom Alexander]
- Pencils:
- Will Eisner; shop
- Inks:
- Will Eisner; shop
- Letters:
- typeset
- Genre:
- science fiction
Two text images are mostly taken from the cover of issue #6.
- Script:
- ? [as H.G. Mills]
- Pencils:
- ? (shop)
- Inks:
- ? (shop)
- Colors:
- ?
- Letters:
- ?
- Genre:
- science fiction
Most of this feature consists of Tuska and Powell swipes - but it is NOT their work.
- Script:
- ? [as Beekman Terrill]
- Pencils:
- ?
- Inks:
- ?
- Colors:
- ?
- Letters:
- ?
- Genre:
- science fiction
- Characters:
- Martians (villains)
- Script:
- ? [as Bob Jordan]
- Pencils:
- Leonard Frank
- Inks:
- Leonard Frank
- Colors:
- ?
- Letters:
- ?
- Genre:
- science fiction
- Characters:
- SQ-27 (introduction, death); Plutonians (villains)
- Script:
- ?
- Pencils:
- Dick Briefer
- Inks:
- Dick Briefer
- Colors:
- ?
- Letters:
- ?
- Genre:
- science fiction
- Characters:
- Wizo (introduction); A giant of Gro (villain, introduction); two masterminds (villains, introduction)
- Script:
- ? [as G.O. Garsh]
- Pencils:
- Nick Cardy?
- Inks:
- Sid Greene?
- Colors:
- ?
- Letters:
- ?
- Genre:
- science fiction
- Characters:
- King Sardo (introduction); Villo (villain, introduction, death)
- Script:
- ? [as Ray Alexander]
- Pencils:
- George Tuska
- Inks:
- George Tuska
- Colors:
- ?
- Letters:
- ?
- Genre:
- science fiction
- Characters:
- Mercurians (villains); Martians (guest-stars); King of Pluto (introduction)
The feature name is changed to "Cosmic" but the character is still "Cosmo" Corrigan in the story.