Henry Carter Hull

A photographic chronicle of space exploration, discussing what has been learned about the moon, planets, stars, and other aspects of the solar system through manned and unmanned space flight.

"It is now known that we live in a galaxy with more planets than stars. The Milky Way alone encompasses 30 trillion potential home planets. Scientists Trefil and Summers bring readers on a marvelous experimental voyage through the possibilities of life--unlike anything we have experienced so far--that could exist on planets outside our own solar system. Life could be out there in many forms: on frozen worlds, living in liquid oceans beneath ice and...

A young boy wakes up on a strange planet and encounters a variety of odd characters as he tries to find his way home.

Chronicles the quest to discover other life in our universe, how life began, and the building blocks of life.

A powerful computer, the Oversoul, has the task of governing human affairs on the planet Harmony and needs to be repaired. Moozh, a great warrior, flouts the Oversoul. Can anyone stop him or will the planet fall?

Presents the author's plan for reaching, exploring and settling on Mars, explaining step-by-step how existing technology can be used to send humans to Mars within ten years, and discussing how the planet's natural resources could be used to produce fuel and oxygen for sustaining life.

"Vibrant illustrations accompany information about the outer planets of the solar system. The narrative nonfiction text is intended for students in kindergarten through third grade"--

Explores the possibility that life on earth is more unique than originally understood and suggests that life on other planets may be less likely than originally thought.

In a future where human life has been restricted to Earth, while posthuman descendants called alloys freely explore the galaxy, Jayanthi, the adopted human child alloys, and her alloy pilot Vaha are sent to test the habitability of an Earthlike planet called Meru, an unoccupied new world, and the future of human-alloy relations.

We are not alone. Millions of people are confronting aliens that authorities say do not exist. Meet the Three Thieves, a group of Grays assigned to duty in a small Kentucky town. They have been preparing a child for generations. Innocent Conner Callaghan will face the ultimate terror as he struggles to understand who he has been bred to be, and what he must do to save humanity. Colonel Michael Morax strives to keep the secret of the Grays from the...