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First appeared as a short story in Astounding Magazine, 1926.

An unidentified space ship lands in a Colorado lake. Equipped with a paralyzing ray weapon, the creatures begin taking human prisoners.

Bors felt as if he'd been hit over the head. This was ridiculous!

Joe had helped launch the first Space Platform--that initial rung in man's ladder to the stars.

The novel concerns the first interstellar flight, financed by making it into a television show.

When the blue plague appeared on the planet of Dara, fear struck nearby worlds. The fear led to a hate that threatened the lives of millions and endangered the Galactic peace.

The generation ship Jacob's Ladder has barely survived cataclysms from without and within.

The ship Jacob's Ladder has arrived at its destination - the planet they call Grail. But Grail is populated by humans already, who call their home Fortune.