Filter
Populärvetenskap
Filter
A carefully reasoned history of astronomy clearly the work of a man who loved his subject. "The Times" (London) "Literary Supplement."Few histories of astronomy offer the special …
Discover more than 300 of the finest celestial wonders that can be viewed with common "backyard" telescopes. The book describes and locates the sun, moon, and planets as well as …
Complete, detailed instructions and numerous diagrams for constructing a do-it-yourself telescope. No complicated mathematics are involved, and no prior knowledge of optics or …
This official NASA history chronicles the behind-the-scenes conflicts and cooperation during the Apollo expeditions. It shows how the space agency's scientists, who were primarily …