This audiobook is about the American moon landings—and about the doubts expressed ever since concerning the reality of these landings. Were the images of men on the moon really just a huge and cleverly executed hoax? Eversberg explains the best-known claims and conspiracy theories, and analyzes the evidence with the help of detailed full-color images, as well as numerous film documents that can be accessed directly from the bonus PDF included with this audiobook. He addresses both the pers...

This book is about the American moon-landings – and about the doubts expressed ever since concerning the reality of these landings. Were the images of men on the moon really just a huge and cleverly executed hoax? Eversberg explains the best-known claims and conspiracy theories, and analyses the evidence with the help of detailed full-colour images, as well as numerous film documents that can be accessed directly from the book. He addresses both the persistent older claims and more recentl...

In order to analyze the light of cosmic objects, particularly at extremely great distances, spectroscopy is the workhorse of astronomy. In the era of very large telescopes, long-term investigations are mainly performed with small professional instruments. Today they can be done using self-designed spectrographs and highly efficient CCD cameras, without the need for large financial investments.This book explains the basic principles of spectroscopy, including the fundamental optical...