"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"--

Youth is a science fiction novelette by Isaac Asimov. It first appeared in the May 1952 issue of Space Science Fiction and was reprinted in the 1955 collection The Martian Way and Other Stories. Youth is one of the rare Asimov stories with alien characters. Slim is a boy whose astronomer father is visiting the country estate of an important industrialist. The industrialist's son, Red, has found two strange animals, and he enlists Slim in a plan to...

"The Martian meets Multiplicity in Edward Ashton's high concept science fiction thriller, in which Mickey7, an "expendable," refuses to let his replacement clone Mickey8 take his place. Dying isn't any fun...but at least it's a living. Mickey7 is an Expendable: a disposable employee on a human expedition sent to colonize the ice world Niflheim. Whenever there's a mission that's too dangerous-even suicidal-the crew turns to Mickey. After one iteration...

While Nita's sister and her dad host three young alien wizards, teenage wizards Nita and Kit travel halfway across the galaxy as part of an exchange program and find themselves again caught up in the dark doings of their nemesis, the Lone Power.

"During a time of political instability in the highest echelons of the imperial court, Ambassador Mahit Dzmare arrives in the center of the multi-system Teixcalaanli Empire only to discover that her predecessor, the previous ambassador from their small but fiercely independent mining Station, has died. But no one will admit that his death wasn't an accident--or that Mahit might be next to die. Now Mahit must discover who is behind the murder, rescue...

Regarding humans unfavorably upon arriving on Earth, a reluctant extraterrestrial assumes the identity of a Cambridge mathematician before realizing that there's more to the human race than he suspected.

Hundreds of years ago, the last humans on Earth boarded the Exodus Fleet in search of a new home among the stars. After centuries spent wandering empty space, their descendants were eventually accepted by the well-established species that govern the Milky Way. But that was long ago. Today, the Exodus Fleet is a living relic, the birthplace of many, yet a place few outsiders have ever visited. While the Exodans take great pride in their original community...

Lovelace was once merely a ships artificial intelligence. When she wakes up in a new body, following a total system shut-down and reboot, she has no memory of what came before. As Lovelace learns to negotiate the universe and discover who she is, she makes friends with Pepper, an excitable engineer, who is determined to help her learn and grow.Together, Pepper and Lovey will discover that no matter how vast space is, two people can fill it together.The...

Aric the alien returns to Earth to help Richard Bickerstaff save the world from an invasion of Dwilbs, pollution-loving aliens who want to turn the planet into a toxic theme park.

"Good Omens meets The Long Way to a Small, Angry Planet in Ryka Aoki's Light From Uncommon Stars, a defiantly joyful adventure set in California's San Gabriel Valley, with cursed violins, Faustian bargains, and queer alien courtship over fresh-made donuts. Shizuka Satomi made a deal with the devil: to escape damnation, she must entice seven other violin prodigies to trade their souls for success. She has already delivered six. When Katrina Nguyen,...