"The Gurus made their presence on Earth known thirteen years ago. Providing technology and scientific insights far beyond mankind's capability, they became indispensable advisors and promised even more gifts. But they were followed by mortal enemies from sun to sun, planet to planet, and now the Gurus are stretched thin-- and they need humanity's help"--publisher.

"Zack McGee and his alien friend, Amp, discover that the alien invasion is underway"--publisher.

In a Spanish convent, seventeen-year-old Marina longs to join forces with her fellow Loriens to prepare for battle with the Mogadorians who destroyed their home planet, while in the United States, John, Six, and Sam elude authorities who think John is a terrorist.

After the aliens begin their invasion of Earth, a rebel faction contacts Anaya and proposes a plan that would allow humans, hybrids, and cryptogens to coexist peacefully, though it is unclear if all hybrids will agree.

Arriving for a summer in her Michigan hometown, aspiring journalist Penny learns that her father, a tabloid journalist, is missing and charred dead bodies are being found in the woods.

When a mysterious enemy strikes at the very foundation of the Ascendancy by widening the rifts between the Nine Ruling Families and Forty Great Houses, Thrawn and his allies must decide what matters most-- the security of their family or the survival ofthe Ascendancy itself.

Seventh-grader Cat partners with Dani to study crop circles, but Dani secretly aims to disprove Cat's theory, and during their investigations they discover a dangerous rival also seeking answers who will stop at nothing to achieve their goal.

When almost-sixth-grader Alex, a video game fanatic, is forced on a "playdate" with his neighbor Herbert, an inventor, the two travel to the twenty-second century and face off against aliens, who are not as benevolent as most people think.

Blue, a little alien from outer space, drives his human companions to distraction when he resists going to sleep.

"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"--