- Secret of the Ninth Planet
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An alien race has put a station on Earth and other planets in order to steal the rays of the sun, possible causing the sun to nova within two years. Burl Denning, a high school student, is the only person who has the power to stop the alien project. Can he and the crew of the experimental space ship Magellan act in time to save the earth?
- Chapters
- The Mysterious Ninth World
- Special Delivery - by Guided Missile
- The Valley of Stolen Light
- The Secret of A-G 17
- The Hidden Skyport
- Up the Rope of Space
- Sunward Ho!
- Hot Spot on Mercury
- The Veil of Venus
- The Ocean Primeval
- The Dying Planet
- Martians Don't Care
- At Rope's End
- The Pole of Callisto
- Rockets Away!
- Ice Cold Oberon
- In Orbit Around Pluto
- Stronghold of the Lost Planet
- Sacrifice on the Sacred Moon
- The Museum of Galactic Life