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Ancient Aliens
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Ancient Aliens

Ancient Aliens

6.9(276 votes)
2010
51m per episode
Returning Series21 Seasons267 Episodes
DocumentaryMysterySci-Fi & Fantasy

Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate.

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Available on

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Watch Season 21

Show Details

Created by:
Kevin Burns
Network:
History
Country:US

Languages

Original:en
Spoken:
English

Seasons

Season 1

Season 1

5 episodes
8.3

2010

Season 2

Season 2

10 episodes
8.4

2010

Season 3

Season 3

16 episodes
9.8

2011

Season 4

Season 4

10 episodes
10.0

2012

Season 5

Season 5

12 episodes
9.9

2012

Season 6

Season 6

11 episodes
10.0

2013

Season 7

Season 7

8 episodes
10.0

2014

Season 8

Season 8

8 episodes
10.0

2014

Season 9

Season 9

12 episodes
10.0

2014

Season 10

Season 10

10 episodes
10.0

2015

Season 11

Season 11

15 episodes

2016

Season 12

Season 12

16 episodes

2017

Season 13

Season 13

15 episodes

2018

Season 14

Season 14

22 episodes

2019

Season 15

Season 15

12 episodes

2020

Season 16

Season 16

10 episodes

2020

Season 17

Season 17

7 episodes
6.0

2021

Season 18

Season 18

20 episodes

2022

Season 19

Season 19

20 episodes

2023

Season 20

Season 20

20 episodes
10.0

2024

Season 21

Season 21

8 episodes
6.9

2025

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