"Mr. Wuffles ignores all his cat toys but one, which turns out to be a spaceship piloted by small green aliens. When Mr. Wuffles plays rough with the little ship, the aliens must venture into the cat's territory to make emergency repairs"--

When a mission for Lady Proxima goes horrible wrong, Han and Qi'ra team with a Rodian scrumrat named Tsulo to escape Lady Proxima's wrath as well as the dangerous Empire.

"When scientists discover a rare and mysterious mineral buried in the Earth s crust, they have no idea that it just happens to be the most valuable substance in the entire universe. It s not long before aliens show up to our little corner of the galaxy offering a promise of protection, some fabulous new technology, and entry into their intergalactic coalition all in exchange for this precious resource. A material so precious that other alien forces...

When a flying saucer crash-lands next to Mylo's Roswell, New Mexico, ranch in 1947, he and his friends Dibs and Gracie set out to find and help the Martians.--

In the aftermath of a series of plane crashes caused by birds, seventeen-year-old Reese and her debate-team partner, David, receive medical treatment at a secret government facility and become tangled in a conspiracy that is, according to Reese's friend, Julian, connected with aliens and UFOs.

Bonaparte the skeleton and his team, the Little Monsters, face the Mighty Aliens in a monster version of the World Series.

Secret agent Bubble07, who exactly resembles a stuffed toy, is on Earth to assess whether or not the unicorns should invade the planet--but despite some bizarre Earth customs like show-and-tell, and annoying Earth dogs, ultimately suggests that Earth would serve as an excellent vacation destination for unicorns.

After a tight-knit group of friends on a glowboarding team discovers each has telepathic abilities, they catch the attention of Mr. Jensen, the most powerful man in Callaway, Texas, and extraterrestrial forces, as well.

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.

Brainy twelve-year-old Bart attracts little attention at his new middle school near Hollywood, California, but whenever he can get around his gym-coach father, he secretly hunts electricity-guzzling aliens.