Planet Comics
#20
Planet Comics #20
Market Value
- Graded copies for sale
- $196 - $2,520
- 20 graded copies listed, as of Sep 29, 2026
CGC Census
Dirk Warren discovers a new civilization, just as Mars arrives to destroy it.
Cover Date
September 1, 1942
On Sale Date
July 10, 1942
Pages
68
Cover Price
$0.10
Editor
Gene Fawcette
Credits
Penciller
Characters
Ada (introduction); Auro; Dirk Warren (introduction); Dolores Taylor; Dr. Worr (villain, introduction); Flint Baker; Frosting; Gale Allen; Hardwich; Hatrack; Jolie (introduction); Mars; Mimi; Mordas Krad (villain, death); Moti (villain, introduction, death); Mox (villain, introduction, death); Nepon; Norge Beson; Nors (villain, introduction, death); pelican/vultures); Queen of the Hidden People (introduction); Queen Rika (introduction); Reef Ryan; Riki (a sage); Rusty; Star Pirate; The Peltures (villain, introduction; the Red Comet (last appearance); The Slasher (villain, introduction, death); The Wolf (villain, introduction); Trody; Vara; Wada (villain, introduction, death); Zom (villain, introduction, death); Zoth