JEF - Science Fiction (Juvenile)

Once again, the Dinosaur Explorers--Sean, Stone, Rain, Emily and robot Starz--are stuck in the past- 430 million years way back when, in the Silurian era! Somehow, Rain managed to snare Emily in one of his schemes to collect ancient treasure. However, they find far more than they bargained for when a group of prehistoric shellfish decide to snack them!--From publisher description.

Sisters Jessa and Oona, and new friend Ram Sam Sam, try to stop the Cobalt Prince from Toki, who orders a strike on Mon Domani, starting a new war between the worlds.

Red, a quirky, headstrong 10-year-old, longs to live in her own perfect paradise far away from her annoying foster family. But when a UFO mistakenly kidnaps her, Red finds herself farther away than she could have possibly imagined-- across the galaxy and aboard an enormous spaceship owned by the Aquilari, an ancient creature with a taste for rare and unusual treasures. Before Red can be discovered as a stowaway, the great ship crashes on a small...

Teaming up with new friend Zita the spacegirl, Jack and Lilly confront an army of dangerous giants and screeds ready to lay siege to Earth and determined to end all human life.

"Gratuity Tucci and her alien friend, J.Lo, journey to New Boovworld, one of Saturn's moons, to clear J.Lo's name after a string of misunderstandings"--

In 2041 on Moon Base Alpha, thirteen-year-old Dash must solve the mystery of how Lars was poisoned before the base loses oxygen, forcing the colonists to return to Earth.

In the epic conclusion to the 5 Worlds series, the final battle looms as Oona, Jax, and An Tzu travel to the treacherous world of Grimbo (E)! There, Oona must light the last beacon to save the 5 Worlds, but first she has to find it! When Jax saves an old friend, Oona is given a clue to the green beacon's location. Unfortunately, the journey to lighting it on this strange, watery planet is the most dangerous yet. Meanwhile, Stan Moon has one more trick...

On their second mission to find another habitable planet, the four mutant animals, LaserShark, AstroWolf, SmartHawk, and StinkBug, splash land on the Water Planet, run by some suspiciously friendly clams, who are very eager to swap planets--and if the AstroNuts can stop arguing among themselves they may find out why before it is too late.

When pirates capture a cloudship and its crew, it is up to young Nadya and her friends, all orphans, to rescue the only family they have ever known.

"Oona, Jax Amboy, and An Tzu must light the beacon on Moon Yatta and stop the evil force that threatens to rule the 5 worlds"--