Skippyjon Jones, the Siamese cat that thinks he is a Chihuahua dog, has an adventure on Mars.

Sacrifice, revolution, the promise of freedom. These flood into the life of Casseia Majumdar, daughter of the Binding Multiples. Rebelling against her conservative family, the colonists who occupy Mars, Casseia takes part in the brewing revolution sparked by student protests in the year 2171. Meanwhile, her love life is in a very precarious situation, with her beloved Charles Franklin's seeking to merge his mind with the most advanced artificial mind....

After heroically saving his classmates, fifth-grader Sawyer's life as a dinosaur-human hybrid has gotten a lot easier until Sawyer, Sylvie, who is part Martian, and Elliot head to Mars in search of Sylvie's missing dad and discover that Mars is trying to kick Pluto out of the solar system.

When astronauts land on Mars, their first discovery is a substance not unlike pie filling and Kate and Henry are eager to go taste some, but Grandpa, who may have some inside information, discourages them.

A decade ago, Darrow was the hero of the revolution he believed would break the chains of the Society, and abolish the color-coded caste system. But the Rising has shattered everything, and brought endless war. New foes emerge to threaten what has been earned, and throughout the worlds other destinies entwine with Darrow's to change his fate forever. A young Red girl flees tragedy in her refugee camp, and achieves for herself a new life she could...

Bell has spent his whole life--all eleven years of it--on Mars. But he's still just a regular kid--he loves cats, any kind of cake, and is curious about the secrets the adults in the US colony are keeping. Like, why don't they have contact with anyone on the other Mars colonies? Why are they so isolated? When a virus breaks out and the grown-ups all fall ill, Bell and the other children are the only ones who can help. It's up to Bell--a regular kid...