space colonies

Discusses the achievements of outer space exploration in this century and examines future possibilities such as a permanent space station, colonies in space, and journeys outside the solar system.

Fourteen-year-old Stephanie Harrington and her fellow Provisional Forest Rangers on the planet Sphinx must prevent disaster from befalling a treecat clan caught in a blaze while preserving the secret that the treecats of Sphinx are highly intelligent and deserving of rights that some would deny them.

The kids of Marsport venture out to replenish their dwindling water supply, but a storm hits isolating Jenny and her team from the rest and against orders, Sean sets out to find her.

A devastating quake on Mars creates unexpected problems.

Erin and his friends leave Maveen to find the small moving rock marked as Paddy's Fortune, but the crew and captain of the ship they chartered have deadly plans for them.

Twelve-year-old Ender Wiggins, having been exiled to space after killing an entire alien race and being recruited by every army on Earth, finds his life in danger while on board the colony transport vessel "Shakespeare" and in the company of the jealous Admiral Morgan, the gold digger Dorabella Toscano, and Dorabella's beautiful daughter, Alessandra.