This book is about little-known and sometimes tragic events in space. She talks about the most difficult situations in which the pilots of space caravels - "Vostokov", "Voskhod", "Soyuz" and "Buran" - found themselves. It combines the historical authenticity of once secret and top secret facts and documents with the author's perception of human destinies and characters. This book is about those who, finding themselves on the brink between life and death, did not break down, did not succumb to fear, but continued to fight for life and the preservation of technology. The book uses photographs from photo chronicles of TASS, APN, from the archives of the Baikonur Cosmodrome and Star City, personal archives of the cosmonaut pilots and the author.