Ancient Aliens Episodes
Ancient Aliens has 249 episodes over 20 seasons. The show premiered on April 20, 2010 and the latest episode aired on March 15, 2024. Ancient Aliens has been on the air for a total of 13 years. Dive in below for a detailed list of each season, including episode air dates and titles.
Season 1 - Ancient Aliens
Apr 20, 2010
S1 : E1
The Evidence
Apr 27, 2010
S1 : E2
The Visitors
May 04, 2010
S1 : E3
The Mission
May 18, 2010
S1 : E4
Closer Encounters
May 25, 2010
S1 : E5
The Return
Season 2 - Ancient Aliens
Oct 28, 2010
S2 : E1
Mysterious Places
Nov 04, 2010
S2 : E2
Gods & Aliens
Nov 11, 2010
S2 : E3
Underwater Worlds
Nov 18, 2010
S2 : E4
Underground Aliens
Nov 25, 2010
S2 : E5
Aliens and the Third Reich
Dec 02, 2010
S2 : E6
Alien Tech
Dec 09, 2010
S2 : E7
Angels and Aliens
Dec 16, 2010
S2 : E8
Unexplained Structures
Dec 23, 2010
S2 : E9
Alien Devastations
Dec 30, 2010
S2 : E10
Alien Contacts
Season 3 - Ancient Aliens
Jul 28, 2011
S3 : E1
Aliens and the Old West
Aug 04, 2011
S3 : E2
Aliens and Monsters
Aug 11, 2011
S3 : E3
Aliens and Sacred Places
Aug 18, 2011
S3 : E4
Aliens and Temples of Gold
Aug 25, 2011
S3 : E5
Aliens and Mysterious Rituals
Sep 01, 2011
S3 : E6
Aliens and Ancient Engineers
Sep 08, 2011
S3 : E7
Aliens, Plagues and Epidemics
Sep 15, 2011
S3 : E8
Aliens and Lost Worlds
Sep 22, 2011
S3 : E9
Aliens and Deadly Weapons
Sep 28, 2011
S3 : E10
Aliens and Evil Places
Oct 05, 2011
S3 : E11
Aliens and the Founding Fathers
Oct 12, 2011
S3 : E12
Aliens and Deadly Cults
Oct 19, 2011
S3 : E13
Aliens and the Secret Code
Oct 26, 2011
S3 : E14
Aliens and the Undead
Nov 16, 2011
S3 : E15
Aliens, Gods and Heroes
Nov 23, 2011
S3 : E16
Aliens and the Creation of Man
Season 4 - Ancient Aliens
Feb 17, 2012
S4 : E1
The Mayan Conspiracy
Feb 17, 2012
S4 : E2
The Doomsday Prophecies
Feb 24, 2012
S4 : E3
The Greys
Mar 02, 2012
S4 : E4
Aliens and Mega-Disasters
Mar 09, 2012
S4 : E5
The NASA Connection
Mar 16, 2012
S4 : E6
The Mystery of Puma Punku
Mar 23, 2012
S4 : E7
Aliens and Bigfoot
Apr 06, 2012
S4 : E8
The Da Vinci Conspiracy
Apr 27, 2012
S4 : E9
The Time Travelers
May 04, 2012
S4 : E10
Aliens and Dinosaurs
Dec 21, 2012
S4 : E11
Secrets of the Pyramids
Season 5 - Ancient Aliens
Dec 21, 2012
S5 : E1
Secrets of the Pyramids
Season 4 - Ancient Aliens
Dec 28, 2012
S4 : E12
Aliens and Cover-Ups
Season 5 - Ancient Aliens
Dec 28, 2012
S5 : E2
Aliens and Cover-Ups
Season 4 - Ancient Aliens
Jan 04, 2013
S4 : E13
Alien Power Plants
Season 5 - Ancient Aliens
Jan 04, 2013
S5 : E3
Alien Power Plants
Season 4 - Ancient Aliens
Jan 11, 2013
S4 : E14
Destination Orion
Season 5 - Ancient Aliens
Jan 11, 2013
S5 : E4
Destination Orion
Season 4 - Ancient Aliens
Jan 18, 2013
S4 : E15
The Einstein Factor
Season 5 - Ancient Aliens
Jan 18, 2013
S5 : E5
The Einstein Factor
Jan 25, 2013
S5 : E6
Secrets of the Tombs
Feb 08, 2013
S5 : E7
Prophets and Prophecies
Feb 15, 2013
S5 : E8
Beyond Nazca
Feb 22, 2013
S5 : E9
Strange Abductions
Apr 05, 2013
S5 : E10
The von Däniken Legacy
Apr 12, 2013
S5 : E11
The Viking Gods
Apr 19, 2013
S5 : E12
The Monoliths
Season 6 - Ancient Aliens
Sep 30, 2013
S6 : E1
The Power of Three
Oct 07, 2013
S6 : E2
The Crystal Skulls
Oct 14, 2013
S6 : E3
The Anunnaki Connection
Oct 21, 2013
S6 : E4
Magic of the Gods
Oct 28, 2013
S6 : E5
The Satan Conspiracy
Season 5 - Ancient Aliens
Nov 01, 2013
S5 : E13
Alien Operations
Season 6 - Ancient Aliens
Nov 01, 2013
S6 : E6
Alien Operations
Season 5 - Ancient Aliens
Nov 08, 2013
S5 : E14
Emperors, Kings and Pharaohs
Season 6 - Ancient Aliens
Nov 08, 2013
S6 : E7
Emperors, Kings and Pharaohs
Season 5 - Ancient Aliens
Nov 15, 2013
S5 : E15
Mysterious Relics
Season 6 - Ancient Aliens
Nov 15, 2013
S6 : E8
Mysterious Relics
Nov 29, 2013
S6 : E9
Aliens and Forbidden Islands
Dec 06, 2013
S6 : E10
Aliens and the Lost Ark
Dec 13, 2013
S6 : E11
Aliens and Mysterious Mountains
Season 7 - Ancient Aliens
Jan 24, 2014
S7 : E1
Aliens and Stargates
Jan 31, 2014
S7 : E2
Aliens in America
Feb 07, 2014
S7 : E3
The Star Children
Feb 14, 2014
S7 : E4
Treasures of the Gods
Feb 21, 2014
S7 : E5
Aliens and the Red Planet
Feb 28, 2014
S7 : E6
The Shamans
Mar 07, 2014
S7 : E7
Aliens and Insects
Mar 14, 2014
S7 : E8
Alien Breeders
Season 8 - Ancient Aliens
Jun 13, 2014
S8 : E1
Alien Transports
Season 6 - Ancient Aliens
Jun 13, 2014
S6 : E12
Alien Transports
Jun 20, 2014
S6 : E13
Mysterious Structures
Season 8 - Ancient Aliens
Jun 20, 2014
S8 : E2
Mysterious Structures
Season 6 - Ancient Aliens
Jun 27, 2014
S6 : E14
Mysterious Devices
Season 8 - Ancient Aliens
Jun 27, 2014
S8 : E3
Mysterious Devices
Jul 25, 2014
S8 : E4
Faces of the Gods
Season 6 - Ancient Aliens
Jul 25, 2014
S6 : E15
The Reptilians
Season 8 - Ancient Aliens
Jul 25, 2014
S8 : E5
The Reptilians
Season 6 - Ancient Aliens
Aug 01, 2014
S6 : E16
The Tesla Experiment
Season 8 - Ancient Aliens
Aug 01, 2014
S8 : E6
The Tesla Experiment
Season 6 - Ancient Aliens
Aug 08, 2014
S6 : E17
The God Particle
Season 8 - Ancient Aliens
Aug 08, 2014
S8 : E7
The God Particle
Season 6 - Ancient Aliens
Aug 15, 2014
S6 : E18
Alien Encounters
Season 8 - Ancient Aliens
Aug 15, 2014
S8 : E8
Alien Encounters
Season 6 - Ancient Aliens
Aug 22, 2014
S6 : E19
Aliens & Superheroes
Season 8 - Ancient Aliens
Aug 22, 2014
S8 : E9
Aliens & Superheroes
Season 9 - Ancient Aliens
Oct 31, 2014
S9 : E1
Forbidden Caves
Nov 07, 2014
S9 : E2
Mysteries of the Sphinx
Nov 14, 2014
S9 : E3
Aliens Among Us
Nov 21, 2014
S9 : E4
The Genius Factor
Nov 28, 2014
S9 : E5
Secrets of the Mummies
Dec 05, 2014
S9 : E6
Alien Resurrections
Dec 19, 2014
S9 : E7
Alien Messages
Dec 23, 2014
S9 : E8
The Great Flood
Season 7 - Ancient Aliens
Apr 10, 2015
S7 : E9
Aliens and the Civil War
Season 9 - Ancient Aliens
Apr 10, 2015
S9 : E9
Aliens and the Civil War
Season 7 - Ancient Aliens
Apr 17, 2015
S7 : E10
Hidden Pyramids
Season 9 - Ancient Aliens
Apr 17, 2015
S9 : E10
Hidden Pyramids
Season 7 - Ancient Aliens
Apr 24, 2015
S7 : E11
The Vanishings
Season 9 - Ancient Aliens
Apr 24, 2015
S9 : E11
The Vanishings
Season 7 - Ancient Aliens
May 01, 2015
S7 : E12
The Alien Agenda
Season 9 - Ancient Aliens
May 01, 2015
S9 : E12
The Alien Agenda
Season 10 - Ancient Aliens
Jul 24, 2015
S10 : E1
Aliens B.C.
Jul 31, 2015
S10 : E2
NASA's Secret Agenda
Aug 07, 2015
S10 : E3
Aliens and Robots
Aug 14, 2015
S10 : E4
Dark Forces
Aug 21, 2015
S10 : E5
The Alien Evolution
Aug 28, 2015
S10 : E6
The Other Earth
Sep 04, 2015
S10 : E7
Creatures of the Deep
Sep 18, 2015
S10 : E8
Circles from the Sky
Oct 02, 2015
S10 : E9
The Alien Wars
Season 8 - Ancient Aliens
Oct 09, 2015
S8 : E10
The Forbidden Zones
Season 10 - Ancient Aliens
Oct 09, 2015
S10 : E10
The Forbidden Zones
Season 11 - Ancient Aliens
May 06, 2016
S11 : E1
Pyramids of Antarctica
May 13, 2016
S11 : E2
Destination Mars
May 20, 2016
S11 : E3
The Next Humans
May 27, 2016
S11 : E4
The New Evidence
Jun 10, 2016
S11 : E5
The Visionaries
Jun 17, 2016
S11 : E6
Decoding the Cosmic Egg
Jun 24, 2016
S11 : E7
The Wisdom Keepers
Jul 08, 2016
S11 : E8
The Mysterious Nine
Jul 15, 2016
S11 : E9
The Hidden Empire
Jul 22, 2016
S11 : E10
The Prototypes
Jul 29, 2016
S11 : E11
Space Station Moon
Aug 12, 2016
S11 : E12
Russia's Secret Files
Aug 19, 2016
S11 : E13
Beyond Roswell
Aug 26, 2016
S11 : E14
The Returned
Sep 02, 2016
S11 : E15
Shiva the Destroyer
Season 12 - Ancient Aliens
Apr 28, 2017
S12 : E1
The Alien Hunters
May 05, 2017
S12 : E2
Forged by the Gods
May 12, 2017
S12 : E3
The Mystery of Rudloe Manor
May 19, 2017
S12 : E4
The Alien Architects
May 26, 2017
S12 : E5
The Pharaohs' Curse
Jun 02, 2017
S12 : E6
The Science Wars
Jun 09, 2017
S12 : E7
City of the Gods
Jun 16, 2017
S12 : E8
The Alien Frequency
Jul 07, 2017
S12 : E9
The Majestic Twelve
Jul 14, 2017
S12 : E10
The Akashic Record
Jul 21, 2017
S12 : E11
Voices of the Gods
Jul 28, 2017
S12 : E12
The Animal Agenda
Aug 04, 2017
S12 : E13
The Replicants
Aug 11, 2017
S12 : E14
A Spaceship Made of Stone
Sep 08, 2017
S12 : E15
The Alien Disks
Sep 15, 2017
S12 : E16
Return to Gobekli Tepe
Season 13 - Ancient Aliens
Apr 27, 2018
S13 : E1
The UFO Conspiracy
May 04, 2018
S13 : E2
Da Vinci's Forbidden Codes
May 11, 2018
S13 : E3
The Alien Protocols
May 18, 2018
S13 : E4
Earth's Black Holes
May 25, 2018
S13 : E5
The Desert Codes
Jun 01, 2018
S13 : E6
Area 52
Jul 20, 2018
S13 : E7
Earth Station Egypt
Jul 27, 2018
S13 : E8
Island of the Giants
Aug 03, 2018
S13 : E9
The Taken
Aug 10, 2018
S13 : E10
The Sentinels
Aug 17, 2018
S13 : E11
Russia Declassified
Aug 24, 2018
S13 : E12
They Came from the Sky
Aug 31, 2018
S13 : E13
The Artificial Human
Jan 04, 2019
S13 : E14
The Alien Phenomenon
Jan 07, 2019
S13 : E15
Return to Mars
Season 14 - Ancient Aliens
May 31, 2019
S14 : E1
Return to Antarctica
Jun 07, 2019
S14 : E2
The Badlands Guardian
Jun 14, 2019
S14 : E3
Element 115
Jun 21, 2019
S14 : E4
The Star Gods of Sirius
Jun 28, 2019
S14 : E5
They Came from the Sea
Jul 05, 2019
S14 : E6
Secrets of the Maya
Jul 19, 2019
S14 : E7
The Druid Connection
Jul 26, 2019
S14 : E8
The Reptilian Agenda
Aug 02, 2019
S14 : E9
The Alien Infection
Aug 09, 2019
S14 : E10
Project Hybrid
Aug 16, 2019
S14 : E11
The Trans-Dimensionals
Aug 23, 2019
S14 : E12
Islands of Fire
Aug 30, 2019
S14 : E13
The Constellation Code
Sep 06, 2019
S14 : E14
The Nuclear Agenda
Oct 04, 2019
S14 : E15
The Alien Mountain
Oct 11, 2019
S14 : E16
The Alien Brain
Oct 18, 2019
S14 : E17
The Secrets of Stonehenge
Nov 01, 2019
S14 : E18
Food of the Gods
Nov 08, 2019
S14 : E19
Human Hieroglyphs
Nov 15, 2019
S14 : E20
The Storming of Area 51
Nov 22, 2019
S14 : E21
Countdown to Disclosure
Nov 29, 2019
S14 : E22
Secrets of the Exoplanets
Jan 17, 2020
S14 : E23
Episode 23
Season 15 - Ancient Aliens
Jan 25, 2020
S15 : E1
The Mystery of Nan Madol
Feb 01, 2020
S15 : E2
The Relics of Roswell
Feb 08, 2020
S15 : E3
Destination Chile
Feb 15, 2020
S15 : E4
The Real Men in Black
Feb 22, 2020
S15 : E5
The Mystery of the Stone Giants
Feb 29, 2020
S15 : E6
The World Before Time
Mar 07, 2020
S15 : E7
They Came from the Pleiades
Mar 14, 2020
S15 : E8
The Immortality Machine
Mar 21, 2020
S15 : E9
The Shapeshifters
Mar 28, 2020
S15 : E10
The Mystery of Skinwalker Ranch
Apr 11, 2020
S15 : E11
The Ultimate Guide to UFO's
Apr 18, 2020
S15 : E12
Aliens and the Presidents
Nov 13, 2020
S15 : E13
The Divine Number
Season 16 - Ancient Aliens
Nov 13, 2020
S16 : E1
The Divine Number
Season 15 - Ancient Aliens
Nov 20, 2020
S15 : E14
The Lost Kingdom
Season 16 - Ancient Aliens
Nov 20, 2020
S16 : E2
The Lost Kingdom
Season 15 - Ancient Aliens
Nov 27, 2020
S15 : E15
The Forbidden Bible
Season 16 - Ancient Aliens
Dec 04, 2020
S16 : E3
The Galactic Keyhole
Dec 11, 2020
S16 : E4
Giants of the Mediterranean
Dec 18, 2020
S16 : E5
The Forbidden Bible
Feb 12, 2021
S16 : E6
William Shatner Meets Ancient Aliens
Feb 19, 2021
S16 : E7
Impossible Artifacts
Feb 26, 2021
S16 : E8
The Space Travelers
Mar 05, 2021
S16 : E9
The UFO Pioneers
Mar 12, 2021
S16 : E10
The Harmonic Code
Aug 06, 2021
S16 : E11
The Mystery Of Mount Shasta
Aug 06, 2021
S16 : E12
The Lost City of Peru
Season 17 - Ancient Aliens
Aug 06, 2021
S17 : E1
The Lost City of Peru
Aug 13, 2021
S17 : E2
Top Ten Mysterious Sites
Season 16 - Ancient Aliens
Aug 20, 2021
S16 : E13
The Human Experiment
Season 17 - Ancient Aliens
Aug 20, 2021
S17 : E3
Top Ten Alien Cover-Ups
Season 16 - Ancient Aliens
Aug 27, 2021
S16 : E14
Top Ten Mysterious Sites
Season 17 - Ancient Aliens
Sep 17, 2021
S17 : E4
The Mystery of Mount Shasta
Sep 24, 2021
S17 : E5
The Human Experiment
Oct 01, 2021
S17 : E6
Top Ten Alien Encounters
Oct 08, 2021
S17 : E7
Top Ten Alien Artifacts
Jan 07, 2022
S17 : E8
The Disclosure Event
Season 18 - Ancient Aliens
Jan 07, 2022
S18 : E1
The Disclosure Event
Jan 14, 2022
S18 : E2
Mystery of the Standing Stones
Jan 21, 2022
S18 : E3
Beneath the Sacred Temples
Jan 28, 2022
S18 : E4
The World on Alert
Feb 11, 2022
S18 : E5
Recovering the Ark of the Covenant
Feb 18, 2022
S18 : E6
Secrets of the Star Ancestors
Feb 25, 2022
S18 : E7
Alien Air Force
Mar 04, 2022
S18 : E8
The Shadow People
Mar 11, 2022
S18 : E9
Decoding the Dragon Gods
Mar 18, 2022
S18 : E10
The Time Benders
Jul 08, 2022
S18 : E11
Ancient Aliens On Location: Incredible Structures
Jul 15, 2022
S18 : E12
Ancient Aliens On Location: Extraordinary Encounters
Jul 22, 2022
S18 : E13
Ancient Aliens On Location: Decoding The Alien Glyphs
Jul 29, 2022
S18 : E14
Ancient Aliens On Location: The UFO Investigations
Aug 05, 2022
S18 : E15
Ancient Aliens On Location: Mysterious Artifacts
Aug 12, 2022
S18 : E16
Ancient Aliens On Location: Evidence of Alien Life
Aug 19, 2022
S18 : E17
The Shining Ones
Aug 26, 2022
S18 : E18
The Journey to Immortality
Sep 09, 2022
S18 : E19
Secrets of Inner Earth
Sep 16, 2022
S18 : E20
Return of the Egyptian Gods
Sep 26, 2022
S18 : E21
Ancient Aliens Special Presentation. Aliens and Human Evolution
Oct 03, 2022
S18 : E22
Aliens And Strange Creatures
Oct 10, 2022
S18 : E23
Aliens And Unexplained Engineering
Oct 17, 2022
S18 : E24
Aliens And Ancient Civilizations
Oct 24, 2022
S18 : E25
Aliens And The United States
Oct 31, 2022
S18 : E26
Aliens And Outer Space
Season 19 - Ancient Aliens
Jan 06, 2023
S19 : E1
The Hotspots Connection
Jan 13, 2023
S19 : E2
The Crop Circle Code
Jan 20, 2023
S19 : E3
Mystery of the Lost Civilization
Feb 03, 2023
S19 : E4
The Power of the Obelisks
Feb 10, 2023
S19 : E5
The MUFON Files
Feb 17, 2023
S19 : E6
Cosmic Impacts
Feb 24, 2023
S19 : E7
Close Encounters of the Fifth Kind
Mar 03, 2023
S19 : E8
The Mysteries of Alaska
Mar 10, 2023
S19 : E9
Aliens in our Airspace
Mar 17, 2023
S19 : E10
The Giants of Malta
Jun 30, 2023
S19 : E11
The Top Ten Pyramid Sites
Jul 07, 2023
S19 : E12
The Top Ten Mysterious Devices
Jul 14, 2023
S19 : E13
The Top Ten Mysterious Islands
Jul 21, 2023
S19 : E14
The Top Ten Alien Craft
Aug 04, 2023
S19 : E15
Edgar Cayce: The Sleeping Prophet
Aug 11, 2023
S19 : E16
The Gods of Greece
Aug 18, 2023
S19 : E17
The New UFO Hunters
Aug 25, 2023
S19 : E18
Power of the Talisman
Sep 08, 2023
S19 : E19
The Top Ten Mysteries of the Deep
Sep 15, 2023
S19 : E20
The Top Ten Alien Petroglyphs
Sep 15, 2023
S19 : E21
The Top Ten Alien Petroglyphs
Season 20 - Ancient Aliens
Jan 05, 2024
S20 : E1
The Top Ten Alien Influencers
Jan 12, 2024
S20 : E2
The Top Ten Extraordinary Creatures
Jan 19, 2024
S20 : E3
The Top Ten Hidden Alien Bases
Feb 02, 2024
S20 : E4
The Top Ten Scariest Encounters
Feb 09, 2024
S20 : E5
The Top Ten Alien Codes
Feb 16, 2024
S20 : E6
The Top Ten Alien Disasters
Feb 23, 2024
S20 : E7
Secrets of the Sumerians
Mar 01, 2024
S20 : E8
The UFO Superhighway
Mar 08, 2024
S20 : E9
Mysteries of Scotland
Mar 15, 2024
S20 : E10
Mystery of the Stone Spheres
How many seasons of Ancient Aliens are there?
There have been a total of 20 seasons of Ancient Aliens.
How many episodes of Ancient Aliens are there?
There are 249 episodes of Ancient Aliens. Each Ancient Aliens season averages a total of 12 episodes.
Is Ancient Aliens over?
No, Ancient Aliens is not over. It is ongoing and will have more episodes.
