Robert A. Heinlein
"An absolutely essential and 'must read' novel for the legions of Robert Heinlein fans, The Pursuit of the Pankera: A Parallel Novel About Parallel Universes is an extraordinary work of science fiction"—Midwest Book Review
"Heinlein still offers a rollicking ride even after all these years."—The Oklahoman
The Pursuit of the Pankera is one of the most audacious experiments ever done in science
...5) X Minus One
When Tom Corbett and his Polaris unit mates, Roger and Astro, were assigned to the great expedition of one thousand space ships carrying pioneer colonists billions of miles to the satellite Roald, they did not dream that they were facing the most thrilling adventures of their careers.
Leadership of the expedition fell into the ruthless hands of one Paul Vidac who, learning that there was uranium on the satellite whither they were bound, decided
...Loosely based on Robert A. Heinlein's classic science fiction novel, Space Cadet, the Tom Corbett Space Cadet radio show created a national craze. The eight books by Carey Rockwell continue Tom's adventures—and bring them to new heights of action and excitement!
In Treachery in Outer Space, Tom Corbett and his two pals of the Polaris unit are assigned to monitor three giant spaceships entered in the most famous race
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