Meg Murry and her friends become involved with unearthly strangers and a search for Meg's father, who has disappeared while engaged in secret work for the government.

"Chris and his twin, Meg, have a problem. It started the night before Halloween when the twins found a gang of bullies hassling someone in costume. The twins rescued the kid-only to find that it was a bald, pink alien who promptly swore allegiance to them. "Weirdo" is smelly and gross with a lot of disgusting habits, and the twins can't shake him. Little do they realize that their troubles are only beginning."--Amazon.com.

Traveling to the planet Jurassix to warn its inhabitants of an imminent comet strike, Geronimo Stilton and his crew encounter ferocious, dinosaur-like beasts who have an appetite for rodents.

When he takes a ride in a U.F.O. to meet Janet, the head alien, Rappy must make a decision to live with her on Mars or return home.

Zeb, a member of the rebel group, battles Stormtroopers to help an elderly man and his droid.

Seven-year-olds Bradley, Brian, Nate, and Lucy make observations and gather clues that convince them that their older siblings, cousin, and animals have been captured by hungry space aliens.

Introduces the superheroes who comprise the Guardians of the Galaxy.

Blue, a little alien from outer space, drives his human companions to distraction when he resists going to sleep.

The Rabbids find a grocery store and at first think the only fun thing to do is knock over displays, but then they discover the freezer section.

"The spacemice have received an invitation to participate in the intergalactic soccerix championship. It's a tournament for the most popular sport in space! But Geronimo doesn't even know how to play Soccerix, let alone lead a team to victory against aliens with bizarre skills (like flying)! Can the spacemice team prevail?"--Page 4 of cover.