The book is prefaced by the Assistant Professor of the University of Ioannina Nikolaos Nikolis .
 The purpose of this book is to present to the general readership, but also to the scholars of the history of astronomy, a summary of all the astronomical discoveries of the ancient Greeks (those that have naturally survived) since 6000 BC. to 600 AD and thus to underline once again the greatness of the ancient Greek spirit.