Books with author Erik Gregersen

The night sky is positively teeming with wonders, from star clusters and nebulae to quasars. Astronomy is the means by which these and other similar phenomena are discovered and observed. This stellar resource traces the path of modern astronomy, from initial efforts to map the heavens to todays use of high-tech telescopes and cutting-edge devices that help people delve deeper into celestial discovery.

Many of our first great space explorers were not humanthey were robotic and unmanned spacecraft and satellites. The data produced by these early voyages became a foundation for much of our advances in space technology. By delving into the pages of this book, readers will learn about the technology, people, and organizations that have made fruitful unmanned space missions a reality.

The universe has been both a subject of study and supplier of fresh mysteries. This book tackles a topic that is infinitely broad with extreme precision and careful organization, bringing the far reaches of the universe squarely into the hands and minds of readers. Fascinating sidebars and eye-catching photographs will thrill students while providing a deeper understanding of our incredible universe.

The universe has been both a subject of study and supplier of fresh mysteries. This book tackles a topic that is infinitely broad with extreme precision and careful organization, bringing the far reaches of the universe squarely into the hands and minds of readers. Fascinating sidebars and eye-catching photographs will thrill students while providing a deeper understanding of our incredible universe.