"We are not alone. The alien protomolecule is clear evidence of an intelligence beyond human reckoning. No one knows what exactly is being built on Venus, but whatever it is, it is vast, powerful, and terrifying. When a creature of unknown origin and seemingly impossible physiology attacks soldiers on Ganymede, the fragile balance of power in the Solar System shatters. Now, the race is on to discover if the protomolecule has escaped Venus, or if someone...

Abducted by aliens periodically throughout his youth, Henry Denton is informed by his erstwhile captors that they will end the world in 144 days unless he stops them by deciding that humanity is worth saving.

New third grade teacher Mr. Granite has so many strange ideas about how to make Ella Mentry School environmentally friendly that the students are sure he must be an alien.

"For generations, the solar system -- Mars, the Moon, the Asteroid Belt -- was humanity's great frontier. Until now. The alien artifact working through its program under the clouds of Venus has appeared in Uranus's orbit, where it has built a massive gate that leads to a starless dark. Jim Holden and the crew of the Rocinante are part of a vast flotilla of scientific and military ships going out to examine the artifact. But behind the scenes, a complex...

Spensa needs all the knowledge she gathered in the Nowhere to end the Superiority's quest for galactic dominance, but first she must determine how far she is willing to go for victory.

Being connected to Daemon Black sucks...Thanks to his alien mojo, Daemon's determined to prove what he feels for me is more than a product of our bizarro connection. So I've sworn him off, even though he's running more hot than cold these days. But we've got bigger problems.Something worse than the Arum has come to town...The Department of Defense are here. If they ever find out what Daemon can do and that we're linked, I'm a goner. So is he. And...

Thirteen-year-old Felix Yz chronicles the final month before an experimental procedure meant to separate him from the fourth-dimensional creature, Zyx, with whom he was accidentally fused as a young child.

Ender Wiggin, the young military genius, discovers that a second alien war is inevitable and that he must dismiss his fears to make peace with humanity's strange new brothers. "Three thousand planet-bound years have fled since Edgar Wiggin won Earth's war with the Formics by totally destroying them. Ender remains young, traveling constantly at relativistic speeds. In three thousand years, the Hive Queen and the Hegemon have become holy writ, and...

Fighter pilot Spensa Nightshade has been embroiled in an alien empire's war and now, to figure out what she really is, she must leave her world behind to enter the Nowhere, a mysterious realm from which those who enter rarely ever return.

"In the epic conclusion to The 5th Wave series, Cassie, Ben, Ringer, and Evan confront the Others' plans for the fate of the human race and the planet"-- The enemy is Other. The enemy is us. They want the Earth, they want us to have it. They came to wipe us out, they came to save us. Beneath these riddles lies one truth: Cassie has been betrayed. So has Ringer. Zombie. Nugget. And all 7.5 billion people who used to live on our planet. Earth's...