Alone But Not Lonely - Louis Friedman - Bog

"Humans have always been fascinated with the possibility of extraterrestrial life, often wondering if we are alone in the universe. Drawing on the author's 50 years in the field, this book looks at the subject of extraterrestrial life, separating knowledge from conjecture, fact from fiction, to draw scientific and technical conclusions that answer that enduring question and examine the possibility of remotely exploring life on other worlds"--