Beyond our solar system, countless alien worlds of lava, ice, water and noxious gas swirl through the cosmos. Here are some ...

Ancient Aliens LIVE takes the stage in Clearwater at Ruth Eckerd Hall on October 20! This show explores the theory that ...

The James Webb Space Telescope has not spotted aliens 10 light years away as some conspiracy theories suggest.

Such ancient or non-human beings could reside somewhere inside the Earth or under the oceans, they say.

Harvard researchers Tim Lomas and Brendan Case, along with Michael Masters from Montana Technological University, have a new ...

The first rocky planet ever spotted orbiting a burned out star called a white dwarf offers a glimpse of what may be in store ...

The creator and writer of the series reveals the main reason why the story of the terrifying creature is set on our planet.

"A Sign in Space" simulated an extraterrestrial communication to see whether humans are prepared for the real deal.

The red giant phase is pretty crazy. The star's outer atmosphere can expand to hundreds of times its initial size; some ...

An international team of astronomers reports the discovery of a new extrasolar world orbiting a nearby star known as HD 86728 ...

If ever there was a show which illustrates Disney's recent problems it's Secret Invasion. After a few episodes it became ...

Here are Entertainment Weekly's picks for the best sci-fi series on Hulu, from classic conspiracy procedurals like 'The ...