Neil deGrasse Tyson Does Not Believe UFOs Are on Earth.

Watch the full interview with Neil deGrasse Tyson now -    • Neil deGrasse Tyson: On Aliens, Artificial...   We discuss: • are we alone together in the universe? • are all UFO sightings fake? • should we escape planet earth? And more! You won’t want to miss this episode, perhaps one of the best ever I’ve had the pleasure of recording. Buy Starry Messenger: Cosmic Perspectives on Civilization Here - https://www.amazon.com/Starry-Messeng... - - // LINKS // Website: https://throughconversations.com Newsletter: https://throughconversations.ck.page/... // SOCIAL // Twitter:   / thruconvpodcast   Instagram: https://www.instagram.com/thruconvpod... YouTube:    / @throughconversations   #nasa #neildegrassetyson #space #mars #spacex #startalk