An illness cursing the land forces seventeen-year-old Vega, the Last Astronomer, to venture across the wilderness to discover the stars message that will save her people. "Vega is forbidden by her mother from leaving the safety of the valley: unknown threats await in the wilds beyond. But after her mother dies, and Vega sees the fabled twin stars in the sky, it's an omen she can no longer ignore. Leaving the valley turns out to be much more terrifying...

Deep in space lies the black hole known as Angelmass, so called because it emits enigmatic particles with the unusual ability to render humans calm, reasonable, and incapable of lying-which would normally be seen as a good thing. But not by everyone. For while Empyrean human colonies on the edge of the galaxy utilize the power of the "angels," the Earth-based Pax empire views the emissions as a threat that could be used to subvert humanity. Academic...

Twelve-year-old Arcturus Betelgeuse Chambers' quest to find life on other planets seems at an end when his parents decide to move to Las Vegas, but while they look for a house he stays with his neighbor, an astronaut who soon becomes a friend.

A microscopic black hole has accidentally fallen into the Earth's core and the entire planet is in danger of being destroyed within two years.

Struggling with grief over her uncle's death, twelve-year-old amateur astronomer Tuesday Beals makes a discovery that could save her favorite astronomy spots in Zion National Park from the threat of a new housing development.

In the middle of the South Pacific, a thousand feet below the surface of the water, a huge vessel is discovered resting on the ocean floor. Rushed to the scene is a group of American scientists who descend together into the depths of the sea to investigate this astonishing discovery. What they find defies their imaginations and mocks their attempts at logical explanations. It is a spaceship.

As Buster attempts to prove to his friends that he saw a UFO in the night sky, he is frustrated by the Brain's disbelief until Buster realizes that the object he saw was really a comet heading straight for Earth.

"Eleven-year-old Stella Rodriguez finds herself in possession of a strange new pet that swallows up everything in sight when a black hole decides to follow her home"--

Kate and her grandfather use one of his inventions, combining psychic power with quantum physics, to travel faster than the speed of light on a mission to save the sun from a premature death.

Describes an imaginary journey through the night sky, from joining Orion on a hunt to hitching up the North Star for a ride. Includes facts about astronomy, the solar system, and constellations.