Ten-year-old Hap's grandmother has experimented on his family and confined them to the basement of a mansion paid for by his father's inventions, but his plan to sell her to aliens goes awry.

Abducted by aliens periodically throughout his youth, Henry Denton is informed by his erstwhile captors that they will end the world in 144 days unless he stops them by deciding that humanity is worth saving.

When aliens come to Earth, it is for the simple reason that they love to play with and hide in freshly laundered underpants of all shapes and sizes.

While his scientist-parents study Earth, second-grader Zeke tries to fit in but Harris, a classmate, notices his abilities and sets out to prove Zeke is an alien.

A woman from a powerful family that has shaped nearly 100 generations of history undertakes a precarious effort to recruit Wernher Von Braun away from the Nazis and into the American rocket program.

In a future where alien beings consume technology as a few humans try to preserve it, Strata, her brother, and a friend are separated from their caravan and, with a wonderful robotic horse, must fight their way back.

Thirteen-year-old Nikola Kross's world is turned upside down when her father is abducted by aliens and she is suddenly transported to a special boarding school for geniuses, but things get even stranger when she realizes she has certain abilities that put her entire school in grave danger.

Buddy Burger escapes his home planet, lands in Hollywood, and is cast in a new television series, but must pretend his six eyes and suction-cup feet are the costume and his human skin, real.

Journeying from the planet Vega to Earth in the hope of eating a pizza, Nate is introduced to the amazing world of humans by new friend Fazel, who helps him elude capture by the Men in Beige.

On his way to deliver Christmas presents to space colony Alpha One, Space Elf Sam crash lands on the planet Gom, where he shows the Gommers what Christmas is all about.