Man’s conquest of space is actually under way! Astounding Science Fiction: March 1956 See also: Emsh’s cover Frank Kelly Freas’ interior illustrations (Minor Ingredient) H. R. Van Dongen’s interior illustrations (Man In the Sky) H. R. Van Dongen’s interior illustrations (A Nice Little Niche) Frank Kelly Freas’ interior illustrations (Double Star) Correlation of the Martian Canal Network