Ancient Aliens Episode Guide

Fridays, 9:00 PM ET on The History Channel

60 minutes

What if life on Earth began in outer space? Millions of people accept the theory that intelligent life forms visited Earth thousands of years ago and were worshiped as gods by primitive man. Are monuments like Stonehenge and Easter Island the last remains of an ancient alien visitation? From unexplainable super structures, to knowledge of the solar system, mathematics, and even the ability to make electricity, this special explores evidence of super-human influences on ancient man and embarks on an around-the-world search for answers.

Episode Guide

135 episodes

  • 16 episodes
    16 episodes
    • s12e16Return to Gobekli Tepe
      September 15, 2017
    • s12e15The Alien Disks
      September 8, 2017
    • s12e14A Spaceship Made of Stone
      August 11, 2017
    • s12e13The Replicants
      August 4, 2017
    • s12e12The Animal Agenda
      July 28, 2017
    • s12e11Voices of the Gods
      July 21, 2017
    • s12e10The Akashic Record
      July 14, 2017
    • s12e9The Majestic Twelve
      July 7, 2017
    • s12e8The Alien Frequency
      June 16, 2017
    • s12e7City of the Gods
      June 9, 2017
    • s12e6The Science Wars
      June 2, 2017
    • s12e5The Pharaohs' Curse
      May 26, 2017
    • s12e4The Alien Architects
      May 19, 2017
    • s12e3The Mystery of Rudloe Manor
      May 12, 2017
    • s12e2Forged by the Gods
      May 5, 2017
    • s12e1Alien Hunters
      April 28, 2017
  • 15 episodes
    15 episodes
  • 10 episodes
    10 episodes
  • 12 episodes
    12 episodes
  • 9 episodes
    9 episodes
  • 8 episodes
    8 episodes
  • 11 episodes
    11 episodes
  • 12 episodes
    12 episodes
  • 10 episodes
    10 episodes
  • 16 episodes
    16 episodes
  • 10 episodes
    10 episodes
  • 6 episodes
    6 episodes