- Script
- Gardner Fox
- Pencils
- Sid Greene
- Inks
- Joe Giella
- Colors
- ?
- Letters
- ?
- Genre
- science fiction
- Reprints
Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics.
- Script
- Jack Schiff
- Pencils
- Win Mortimer
- Inks
- Win Mortimer
- Colors
- ?
- Letters
- ?
- Genre
- advocacy; teen
- Characters
- Binky Biggs; Allergy Biggs
- Script
- Ed Herron
- Pencils
- Carmine Infantino
- Inks
- Carmine Infantino
- Colors
- ?
- Letters
- ?
- Genre
- science fiction
- Reprints
Pencils and inks credits confirmed from Julius Schwartz's editorial records, provided by DC Comics.
- Script
- ?
- Pencils
- ?
- Inks
- ?
- Colors
- ?
- Letters
- ?
- Genre
- non-fiction; math & science
- Synopsis
- Information about the scientific theories developed by British astronomer Arthur Eddington.
- Reprints
Basic information for this sequence from Arthur Lortie.
- Script
- Otto Binder
- Pencils
- Gil Kane
- Inks
- Bernard Sachs
- Colors
- ?
- Letters
- ?
- Genre
- science fiction
Pencils and inks credits confirmed from Julius Schwartz's editorial records, provided by DC Comics (29 August 2007)
- Script
- ?
- Pencils
- ? (spot illustration)
- Inks
- ? (spot illustration)
- Colors
- ?
- Letters
- typeset
- Script
- ?
- Pencils
- ?
- Inks
- ?
- Colors
- ?
- Letters
- ?
- First Line of Dialogue or Text
- It has been estimated that there are about 200 billion stars in our galaxy...
- Genre
- non-fiction; math & science
- Reprints
- Script
- Joe Samachson
- Pencils
- Sid Greene
- Inks
- Bernard Sachs
- Colors
- ?
- Letters
- ?
- Genre
- science fiction
Pencils and inks credits confirmed from Julius Schwartz's editorial records, provided by DC Comics.