Peter Kolosimo died in 1984. Under EU copyright law (Italy: 70 years post mortem auctoris), his works will enter the public domain in . Until then, unauthorized PDFs are infringing.
(The Unknown Planet), published in 1969, is a seminal work by Italian author Peter Kolosimo (pseudonym of Pier Domenico Colosimo), a pioneer of "pseudoarchaeology" or "fantarcheologia". The book argues that Earth remains the most mysterious planet in the solar system, challenging traditional science to look beyond established facts toward "spatial archaeology". Core Themes and Contents
Have you ever looked at a map and felt like you were seeing a well-known story? —the father of Italian "fantarcheologia"—begged to differ. In his seminal work, Il pianeta sconosciuto (1957), he proposed a provocative idea: the most unknown planet in our solar system isn't Mars or Venus, but the one right beneath our feet. Why this book is a cult classic: