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Coming Soon: 'Expedition Unknown: Hunt for Extraterrestrials' 01:00

Josh Gates travels around the globe looking for signs of alien life in the new four-part series Expedition Unknown: Hunt for Extraterrestrials.

Let's Talk About Aliens

A Timeline of Notable Extraterrestial Encounters

It's been a hot summer for news of what (or whom) we might one day encounter in outer space.

Pop Culture’s Most Memorable Alien Invasions

They don't always come in peace, but they often come in outstanding outfits.

5 Famous UFO Sightings Across the World

From flying saucers over Washington to a WWII battle in Los Angeles, we count down five of the most famous UFO sightings in history outside of Roswell.

6 Things to Know about the Roswell UFO Incident

What really happened in Roswell in 1947? Here’s what you need to know about the UFO myths and alleged cover-ups.

About the Show

Josh Gates sets off on the most extraordinary expedition of his career. He'll journey over 50,000 miles to four continents to tackle mankind's greatest question: "Are we alone in the universe?" With exclusive access to top secret sites, Gates searches for evidence of life outside of our planet. He explores ancient signs of aliens on remote Easter Island, gazes deep into the final frontier using futuristic technology in Chile and hunts for meteorite fragments in Zimbabwe. Gates also interviews eyewitnesses who claim they have irrefutable evidence of UFOs, connects with astronauts from NASA's mission control in Houston, Texas, and gets the very latest from scientists who are bringing us closer than ever to answers.

About the Host

Josh Gates

Josh Gates is an adventurer and avid explorer with a unique brand of humor and deep-rooted passion for off-the-map excursions. Travel Channel’s Expedition Unknown chronicles Gates’ adventures as he sets out on a global journey to find the truth behind captivating and iconic unsolved legends.

Josh Gates' Bio

Season 1, Episode 1

Close Encounters

Josh begins his search for extraterrestrial life with a once-in-a-lifetime visit to NASA. He then hunts for evidence of aliens in Chile, where he views a UFO video captured by the military and assists scientists at the largest telescope on Earth.

Wednesday
Oct 4
9pm | 8c
Season 1, Episode 1

Close Encounters

Josh begins his search for extraterrestrial life with a once-in-a-lifetime visit to NASA. He then hunts for evidence of aliens in Chile, where he views a UFO video captured by the military and assists scientists at the largest telescope on Earth.

Thursday
Oct 5
12am | 11c
Season 1, Episode 1

Close Encounters

Josh begins his search for extraterrestrial life with a once-in-a-lifetime visit to NASA. He then hunts for evidence of aliens in Chile, where he views a UFO video captured by the military and assists scientists at the largest telescope on Earth.

Friday
Oct 6
8pm | 7c
Season 1, Episode 1

Close Encounters

Josh begins his search for extraterrestrial life with a once-in-a-lifetime visit to NASA. He then hunts for evidence of aliens in Chile, where he views a UFO video captured by the military and assists scientists at the largest telescope on Earth.

Saturday
Oct 7
3am | 2c
Season 1, Episode 1

Close Encounters

Josh begins his search for extraterrestrial life with a once-in-a-lifetime visit to NASA. He then hunts for evidence of aliens in Chile, where he views a UFO video captured by the military and assists scientists at the largest telescope on Earth.

Saturday
Oct 7
10am | 9c
Season 1, Episode 1

Close Encounters

Josh begins his search for extraterrestrial life with a once-in-a-lifetime visit to NASA. He then hunts for evidence of aliens in Chile, where he views a UFO video captured by the military and assists scientists at the largest telescope on Earth.

Wednesday
Oct 11
8pm | 7c
Season 1, Episode 2

Ancient Visitors

Josh's journey continues on remote Easter Island, where ancient alien theorists believe extraterrestrials visited a millennia ago. Then, he goes to the site of a recent meteorite strike in Zimbabwe that could hold the key to proving that life on Earth began in outer space.

Wednesday
Oct 11
9pm | 8c
Season 1, Episode 2

Ancient Visitors

Josh's journey continues on remote Easter Island, where ancient alien theorists believe extraterrestrials visited a millennia ago. Then, he goes to the site of a recent meteorite strike in Zimbabwe that could hold the key to proving that life on Earth began in outer space.

Thursday
Oct 12
12am | 11c
Season 1, Episode 1

Close Encounters

Josh begins his search for extraterrestrial life with a once-in-a-lifetime visit to NASA. He then hunts for evidence of aliens in Chile, where he views a UFO video captured by the military and assists scientists at the largest telescope on Earth.

Thursday
Oct 12
3am | 2c
Season 1, Episode 2

Ancient Visitors

Josh's journey continues on remote Easter Island, where ancient alien theorists believe extraterrestrials visited a millennia ago. Then, he goes to the site of a recent meteorite strike in Zimbabwe that could hold the key to proving that life on Earth began in outer space.

Friday
Oct 13
8pm | 7c
Season 1, Episode 2

Ancient Visitors

Josh's journey continues on remote Easter Island, where ancient alien theorists believe extraterrestrials visited a millennia ago. Then, he goes to the site of a recent meteorite strike in Zimbabwe that could hold the key to proving that life on Earth began in outer space.

Saturday
Oct 14
3am | 2c
Season 1, Episode 2

Ancient Visitors

Josh's journey continues on remote Easter Island, where ancient alien theorists believe extraterrestrials visited a millennia ago. Then, he goes to the site of a recent meteorite strike in Zimbabwe that could hold the key to proving that life on Earth began in outer space.

Saturday
Oct 14
10am | 9c
Season 1, Episode 2

Ancient Visitors

Josh's journey continues on remote Easter Island, where ancient alien theorists believe extraterrestrials visited a millennia ago. Then, he goes to the site of a recent meteorite strike in Zimbabwe that could hold the key to proving that life on Earth began in outer space.

Wednesday
Oct 18
8pm | 7c

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