Cover: Ross Andru & Dick Giordano

Action Comics #509

Jul 1980 · DC · 0.40 USD

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In "The Great Space-Travel Hoax!", Superman races to save a stranded space probe while confronting a bizarre alien visitor, all as Clark Kent digs into a growing wave of skepticism about space travel. The truth behind the disbelief is stranger than fiction—those who claim space travel is impossible may be hiding a secret of their own. Written by Cary Bates and brought to life with Curt Swan’s iconic art, Frank Chiaramonte’s inks, Gene D’Angelo’s colors, and John Costanza’s lettering, this 1980 classic features a cover by Ross Andru and Dick Giordano.

Contains 2 stories

The Great Space-Travel Hoax!

17 pp · Superhero

Superman [Clark Kent]

In "The Great Space-Travel Hoax!", Superman faces off against a bizarre alien while protecting a mysterious space probe, all while Clark Kent digs into a wave of public skepticism about space travel. As he interviews those who claim it’s impossible, he uncovers a strange truth: the skeptics aren’t human at all—they’re aliens who’ve forgotten their own origins.

The Computers That Saved Metropolis!

28 pp · Superhero

Superman [Clark Kent]Major Disaster [Paul Booker]ShannaAlecMargaret WilsonJohn Bardeen (Nobel scientist, cameo)William Schockley (Nobel scientist, cameo)Walter Brattain (Nobel scientist, cameo)Lana Lang

In "The Computers That Saved Metropolis!", Alec and Shanna turn to their TRS-80 computers in a race against time to help Superman regain control after his powers begin to overwhelm him—just as Major Disaster strikes. With ingenuity and a little tech wizardry, they try to outthink chaos before it’s too late.