Operation: Outer Space

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Operation Terror

by Murray Leinster

Mankind faces extinction at the hands of interstellar "visitors."

Space Tug

by Murray Leinster

Joe had helped launch the first Space Platform--that initial rung in man's ladder to the stars. But the enemies who had ruthlessly tried to destroy the space station before it left Earth were still at work....

The Wailing Asteroid

by Murray Leinster

THE PUBLIC ABRUPTLY ceased to be interested in news of the signals. Rather, it suddenly wanted to stop thinking about them. The public was scared. Throughout all human history, the most horrifying of all ideas...

This World Is Taboo

by Murray Leinster

Land on Dara? One might as well commit suicide! Untouchable, like the Darans -- that's what they'd call Calhoun if he broke the quarantine. And they'd wipe him out on sight. But Dara needed him and that was...

Talents, Incorporated

by Murray Leinster

The remorseless aggressors had everything in the galaxy on their side--except the little idiosyncrasies of the human mind!

Long Ago, Far Away

by Murray Leinster

The strange visitors had landed. Why had they come, and what unknown terror would they bring upon our world?

The Aliens

by Murray Leinster

The human race was expanding through the galaxy... and so, they knew, were the Aliens. When two expanding empires meet... war is inevitable. Or is it...?

Mad Planet

A Matter of Importance

by Murray Leinster

The importance of a matter is almost entirely a matter of your attitude. And whether you call something

The Machine That Saved The World

by Murray Leinster

They were broadcasts from nowhere--sinister emanations flooding in from space--smashing any receiver that picked them up. What defense could Earth devise against science such as this?

Space Platform

by Murray Leinster

Space Platform tells of man’s first step into outer space ... of the difficulties and dangers of reaching for the stars. It is also an exciting adventure. When young Joe Kenmore came to Bootstrap to install...

Sand Doom

by Murray Leinster

The problem was as neat a circle as one could ask for; without repair parts, they couldn’t bring in the ship that carried the repair parts!

Attention Saint Patrick

by Murray Leinster

Legends do, of course, get somewhat distorted in the passage of time. In the future, the passage across space to other planets may cause a slight modification here and there ...

The Pirates of Ersatz

by Murray Leinster

Sometimes it seems nobody loves a benefactor ... particularly nobody on a well-heeled, self-satisfied planet. Grandpa always said Pirates were really benefactors, though....

The Runaway Skyscraper

Morale

The Leader

by Murray Leinster

The trouble with being a Superman, with Super powers, and knowing it, is it's so easy to overlook the unpleasant possibility of a super-superman!

Subspace Survivors

by Edward Elmer "Doc" Smith

There has always been, and will always be, the problem of surviving the experience that any trained expert can handle ... when there hasn't been any first survivor to be an expert! When no one has ever gotten...

The Fifth-Dimension Tube

by Murray Leinster

By way of Professor Denham’s Tube, Tommy and Evelyn invade the inimical Fifth-Dimensional world of golden cities and tree-fern jungles and Ragged Men.

Evidence