Are we alone in the universe?This timeless question has fascinated humanity for thousands of years. From the Pyramids of Giza and the mysterious Nazca Lines to modern UFO and UAP reports, our history is filled with puzzles that remain unexplained.This book bridges the gap between modern science and ancient myths: The foundations of astrobiology and exoplanet researchThe famous Fermi Paradox and the Drake EquationArchaeological mysteries such as Puma Punku and YonaguniAncient myths of "gods from the sky" across different culturesGovernment and military UFO investigations like Project Blue BookModern approaches like SETI, METI, and the search for alien signalsAuthor Michel Deutschmann combines scientific insights, archaeological mysteries, and cultural myths into a thought-provoking journey through past, present, and future.A must-read for anyone interested in extraterrestrial civilizations, ancient aliens, unexplained phenomena, UFOs, and the future of humanity in the cosmos.