Data courtesy of the Grand Comics Database under Creative Commons license.

Issue Details

Issue	#43
Published	April-May 1958
Cover Price	0.10 USD
Pages	36
Editing	Julius Schwartz

Cover Details - "Invaders from the Space Satellites!"

Genre	science fiction
Pencils	Gil Kane
Inks	Gil Kane

7 page story "Invaders from the Space Satellites"

Genre	science fiction
Script	Gardner Fox
Pencils	Carmine Infantino
Inks	Joe Giella
Notes	Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics (April 2007).
Reprinted	In From Beyond the Unknown #11 (DC, June-July 1971).

Half page Challengers of the Unknown promo (ad from the publisher)

Synopsis	House ad for Challengers of the Unknown #1.
Notes	Shows a differently colored cover than the actual printed issue. Sequence added per Ken Rowand, December 2008.

1 page Giants of the Telescope filler "Charles A. Young"

Genre	Fact
Notes	Information for this sequence from Arthur Lortie, September 2008. Sequence order corrected per Ken Rowand, December 2008.

6 page story "Charades on the Moon"

Genre	science fiction
Script	Gardner Fox
Pencils	Sid Greene
Inks	John Giunta
Notes	Page count added per Ken Rowand, December 2008.

6 page Space Cabbie story "Menace of the Space-Nectar"

Genre	science fiction
Script	Otto Binder
Pencils	Gil Kane
Inks	Bernard Sachs
Notes	Page count added per Ken Rowand, December 2008.

6 page story "Planet of Doomed Earthmen"

Genre	science fiction
Script	Gardner Fox
Pencils	Sid Greene
Inks	Bernard Sachs
Notes	Page count added per Ken Rowand, December 2008.