"On a lunar colony, fifteen-year-old Phaet Theta does the unthinkable and joins the Militia when her mother is imprisoned by the Moon's oppressive government"--

"Two young settlers on a pioneer planet seek to stop a war and to save the intelligent alien treecats from exploitation by unscrupulous humans"--

To prevent the destruction of his planet, teenaged Rigg Sessamekesh, who can manipulate time, must assume more responsibility when he and others travel back 11,000 years to the arrival of human starships.

"Dashiell Gibson, who lives on Moon Base Alpha, has to solve a murder of one of the moon's most prominent doctors"--

Thirteen-year-old Rigg has a secret ability to see the paths of others' pasts, but revelations after his father's death set him on a dangerous quest that brings new threats from those who would either control his destiny or kill him.

Alternate chapters follow teenagers Todd and Viola, who become separated as the Mayor's oppressive new regime takes power in New Prentisstown, a space colony where residents can hear each other's thoughts.

"Benny Love and the Moon Platoon have befriended a small crew of peaceful Alpha Maraudi aliens, and they've decided to work together to end the war between humans and the aliens without violence. But while they're forming a plan, an Alpha Maraudi ship is preparing to strike a deadly blow on Earth. If the Moon Platoon can't stop the attack, life as they knew it on Earth will be destroyed, and Benny and his friends will be stranded in space--forever."--Amazon.com...

Pursued by power-hungry Prentiss and mad minister Aaron, young Todd and Viola set out across New World searching for answers about his colony's true past and seeking a way to warn the ship bringing hopeful settlers from Old World.

In 2041 twelve-year-old Dashiell Gibson is a resident of Moon Base Alpha, and at the moment he is faced with a number of problems: coping with the nasty Sjoberg twins, finding out how the commander of the base has managed to disappear from a facility no bigger than a soccer field, and dealing with the alien Zan who communicates with him telepathically from afar--and who is hiding a secret which may threaten the whole Earth.

Benny Love's trip to the moon was supposed to be two weeks of driving out-of-this-world Space Runners and exploring the moon's surface. It wasn't supposed to include the start of a war between humans and the Alpha Maraudi, a group of aliens intent on destroying Earth. Stranded on the moon, Benny and his friends make contact with a peaceful Alpha Maraudi general. After getting to know the aliens, Benny can't imagine sitting by and letting the war continue....