Ancient Aliens

Season 1

5 episodes · 2010

Season 2

10 episodes · 2010

Season 3

16 episodes · 2011

Season 4

10 episodes · 2012

Season 5

12 episodes · 2012

ANCIENT ALIENS Season 5 continues to explore the fascinating field of alien research. From cave paintings to firsthand accounts, this inquiry provides grounded historical depth.

Season 6

11 episodes · 2013

ANCIENT ALIENS Season 6 on H2 continues to explore the fascinating field of alien research. Did intelligent aliens roam the earth thousands of years ago? Were structures created to worship or guide them? Do they walk among us now? From cave paintings to ancient texts and from artifacts to firsthand

Season 7

8 episodes · 2014

ANCIENT ALIENS explores the controversial theory that extraterrestrials have visited Earth for millions of years. From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode in this hit H2 series gives historic depth to the questions,

Season 8

8 episodes · 2014

ANCIENT ALIENS examines 75 million years of the most credible alien evidence here on Earth. From the age of dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the U.S., each episode gives historic depth to the questions, speculations, controversies, firsthand account

Season 9

12 episodes · 2014

ANCIENT ALIENS Season 9 continues to explore theories about what influence aliens may have had on the beginnings of civilization and whether clues are right in front of our eyes.

Season 10

10 episodes · 2015

ANCIENT ALIENS examines 75 million years of the most credible alien evidence here on Earth. From the age of dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the U.S., each episode gives historic depth to the questions, speculations, controversies, firsthand account

Season 11

15 episodes · 2016

ANCIENT ALIENS returns in its continued global search for proof that extraterrestrial life exists and these unknown lifeforms visited Earth thousands of years ago. Lead expert Giorgio Tsoukalos joins Ancient Astronaut theorists as this season travels to over a dozen countries to explore firsthand si

Season 12

16 episodes · 2017

Season 13

15 episodes · 2018

Season 14

22 episodes · 2019

Season 15

12 episodes · 2020

Season 16

10 episodes · 2020

Season 17

7 episodes · 2021

Season 18

20 episodes · 2022

Season 19

20 episodes · 2023

Season 20

20 episodes · 2024

Season 21

17 episodes · 2025

Season 22

15 episodes · 2026