Season
- Season 0 2009-03-08
- Season 1 2010-04-20
- Season 2 2010-10-28
- Season 3 2011-07-28
- Season 4 2012-02-17
- Season 5 2012-12-21
- Season 6 2013-09-30
- Season 7 2014-01-24
- Season 8 2014-06-13
- Season 9 2014-10-31
- Season 10 2015-07-24
- Season 11 2016-05-06
- Season 12 2017-04-28
- Season 13 2018-04-27
- Season 14 2019-05-31
- Season 15 2020-01-25
- Season 16 2020-11-13
- Season 17 2021-08-06
- Season 18 2022-01-07
- Season 19 2023-01-06
- Season 20 2024-01-05
- Season 21 2025-02-07
- Season 22 2026-01-15
Season 22 Episode
- Season 13 Episode 1
- Season 13 Episode 2
- Season 13 Episode 3
- Season 13 Episode 4
- Season 13 Episode 5
- Season 13 Episode 6
- Season 13 Episode 7
- Season 13 Episode 8
- Season 13 Episode 9
- Season 13 Episode 10
- Season 13 Episode 11
- Season 13 Episode 12
- Season 13 Episode 13
- Season 13 Episode 14
- Season 13 Episode 15
Ancient Aliens - Season 13
6.99 42 minutes 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.
