远古外星人第八季

Robert Clotworthy,Giorgio A. Tsoukalos,David Childress,Robert R. Cargill,Michael Cremo,Erich Von Däniken,George Noory,Sara Seager,Robert Bauval,Philip Coppens

宇宙的奥秘 第一季 Secrets of the Universe Season 1

Bruce Lester-Johnson,Douglas Vakoch,Sara Seager

国家地理 - 寻找下一个地球 National Geographic - Finding the New Earth

Sara Seager